vlad_1000_494

Position: Junior officer

Joined: 2023-12-11

Stats
GM X
GM VIII
GM VI
Company statistics
Team statistics
Skirmishes statistics
Stronghold statistics
Share
Other

Overall Stats

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	3017		17		28		118
Ø Tier	5,29		10,00		8,64		7,04
Victories	1340	44,41%	8	47,06%	12	42,86%	57	48,31%
Defeats	1648	54,62%	9	52,94%	16	57,14%	60	50,85%
Draws	29	0,96%	0	0,00%	0	0,00%	1	0,85%
Battles survived	747	24,76%	4	23,53%	5	17,86%	33	27,97%
Tanks destroyed	1121	0,37	3	0,18	5	0,18	36	0,31
Destruction ratio	0,49		0,23		0,22		0,42
Tanks spotted	619	0,21	1	0,06	2	0,07	34	0,29
Damage dealt	283,25		656,00		535,82		342,38
Capture points	2697	0,89	0	0,00	0	0,00	255	2,16
Defense points	1359	0,45	0	0,00	0	0,00	0	0,00
Experience	244,11		571,82		454,61		375,12
WN7	387,35		251,25		205,46		359,97
WN8	300,46		296,50		218,93		247,26

Total
Battles	3017
Ø Tier	5,29
Victories	1340	44,41%
Defeats	1648	54,62%
Draws	29	0,96%
Battles survived	747	24,76%
Tanks destroyed	1121	0,37
Destruction ratio	0,49
Tanks spotted	619	0,21
Damage dealt	283,25
Capture points	2697	0,89
Defense points	1359	0,45
Experience	244,11
WN7	387,35
WN8	300,46

Past 24 hours
Battles	17
Ø Tier	10,00
Victories	8	47,06%
Defeats	9	52,94%
Draws	0	0,00%
Battles survived	4	23,53%
Tanks destroyed	3	0,18
Destruction ratio	0,23
Tanks spotted	1	0,06
Damage dealt	656,00
Capture points	0	0,00
Defense points	0	0,00
Experience	571,82
WN7	251,25
WN8	296,50

Past 7 days
Battles	28
Ø Tier	8,64
Victories	12	42,86%
Defeats	16	57,14%
Draws	0	0,00%
Battles survived	5	17,86%
Tanks destroyed	5	0,18
Destruction ratio	0,22
Tanks spotted	2	0,07
Damage dealt	535,82
Capture points	0	0,00
Defense points	0	0,00
Experience	454,61
WN7	205,46
WN8	218,93

Past 30 days
Battles	118
Ø Tier	7,04
Victories	57	48,31%
Defeats	60	50,85%
Draws	1	0,85%
Battles survived	33	27,97%
Tanks destroyed	36	0,31
Destruction ratio	0,42
Tanks spotted	34	0,29
Damage dealt	342,38
Capture points	255	2,16
Defense points	0	0,00
Experience	375,12
WN7	359,97
WN8	247,26

Created at:

Last battle:

Last update:

Globalmap Absolute X

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Globalmap Champion VIII

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Globalmap Middle VI

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Company statistics

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Team statistics

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Skirmishes statistics

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Stronghold defense statistics

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

World of Tanks Profile

Anzeigen

Tanks (81)

Tank Name	Tier	Ø Damage	Ø XP	Battles	Victories	WN8
SU-100Y	6	352,81	280	582	39,86%	299,36
Grille	5	361,35	233	401	47,38%	669,02
G.W. Tiger (P)	8	594,64	360	165	41,82%	440,28
Super Hellcat	7	342,72	322	162	53,09%	330,24
G.W. Panther	7	446,15	345	150	48,00%	358,29
Pz.Sfl. IVb	4	143,47	152	142	48,59%	281,93
SU-18	2	171,46	115	116	53,45%	941,31
KV-2	6	265,08	251	104	38,46%	150,02
Patton the Tank	9	375,87	379	95	44,21%	131,74
SU-85B	4	137,28	163	65	43,08%	100,88
Wespe	3	99,95	162	57	50,88%	229,88
Hummel	6	414,11	351	54	42,59%	408,97
SU-85	5	177,82	141	44	25,00%	113,65
G.Pz. Mk. VI (e)	2	37,53	91	40	57,50%	176,05
VK 28.01 mit 10,5 cm L/28	6	175,11	292	38	39,47%	127,49
Cruiser Mk. III	3	19,83	79	36	44,44%	26,17
T-60	2	45,61	125	36	47,22%	48,50
SU-76M	4	57,14	117	36	41,67%	14,96
KV-1	5	213,51	263	35	42,86%	185,64
StuG III Ausf. G	5	163,40	189	35	37,14%	81,51
AMX 13 F3 AM	6	476,06	385	33	54,55%	571,85
Sexton II	3	139,38	136	26	38,46%	326,52
Cruiser Mk. IV	4	79,61	126	23	56,52%	143,43
StuG III Ausf. B	4	233,09	232	22	50,00%	433,13
SMV CC-64 Vipera	8	269,68	376	19	42,11%	45,24
Valentine AT	4	162,89	185	19	63,16%	399,81
Loyd Gun Carriage	2	92,58	101	19	47,37%	429,03
GSOR the TANK	9	437,79	304	19	36,84%	96,56
AT-1	2	49,00	71	18	44,44%	26,31
LT vz. 38	3	69,94	121	17	29,41%	2,09
AMX ELC 901	6	75,29	343	17	64,71%	235,38
Lorraine 40 t	8	407,63	351	16	50,00%	275,69
T1 HMC	2	81,20	116	15	46,67%	279,00
Leichttraktor	1	92,86	104	14	42,86%	230,03
T-70	3	71,79	140	14	35,71%	2,99
T-29	3	163,62	275	13	46,15%	369,10
FV4005 Stage II	10	692,62	622	13	53,85%	371,34
M24E2 Super Chaffee	6	150,77	249	13	23,08%	95,24
M-IV-Y	8	176,92	347	13	30,77%	0,00
M2	2	29,58	59	12	16,67%	0,00
Pz.Kpfw. I Ausf. C	3	135,08	250	12	66,67%	630,45
LT vz. 35	2	58,17	109	12	41,67%	25,34
Chi-Ni	2	34,50	98	12	41,67%	7,99
T1 Cunningham	1	31,45	52	11	27,27%	0,00
T3 HMC	2	86,55	124	11	45,45%	168,03
AMX M4 mle. 49	8	413,70	469	10	40,00%	189,08
KV-1SA	5	116,40	257	10	50,00%	110,55
ELC EVEN 90	8	139,90	232	10	30,00%	0,00
ARL 44	6	167,30	249	10	40,00%	21,65
MS-1	1	39,50	78	10	50,00%	77,53
M7 Priest	3	148,80	128	10	40,00%	189,58
Jagdpanther II	8	180,89	193	9	22,22%	3,10
T-50-2	6	148,78	323	9	44,44%	149,11
Chrysler K	8	490,56	262	9	33,33%	222,58
T26E5	8	189,11	296	9	44,44%	69,09
Covenanter	5	79,44	195	9	44,44%	43,96
Panzerjäger I	2	47,22	86	9	44,44%	27,49
T-46	3	107,38	103	8	25,00%	201,50
T-26	2	107,86	164	7	57,14%	456,08
Vickers Medium Mk. I	1	46,86	140	7	57,14%	140,17
Straussler V–4/40	3	76,50	146	6	50,00%	241,66
Pawlack Tank	6	160,33	261	6	33,33%	0,00
AMX 38	3	94,50	73	6	0,00%	126,99
Fiat 3000	1	150,80	130	5	40,00%	518,33
Renault Otsu	1	10,60	98	5	80,00%	261,00
T-28	4	184,20	276	5	60,00%	513,84
Pz.Kpfw. IV Ausf. F2	5	121,75	248	4	50,00%	110,55
Pz.Kpfw. I	2	87,25	222	4	75,00%	386,95
FV215b (183)	10	537,00	410	4	25,00%	74,75
Sturmpanzer I Bison	3	12,50	95	4	25,00%	0,00
Type 97 Chi-Ha	3	41,00	128	4	50,00%	87,48
Vickers Mk. E Type B	2	93,33	48	3	0,00%	161,94
4TP	1	7,67	78	3	66,67%	221,70
Gabler’s Destroyer	5	205,67	355	3	66,67%	531,67
FCM 36	2	113,33	125	3	33,33%	253,01
FCM 2C	3	276,50	422	2	50,00%	741,82
Renault NC-31	1	117,50	65	2	0,00%	410,82
T-116	3	118,50	96	2	0,00%	198,22
Kolohousenka	1	18,50	92	2	100,00%	261,00
AMX 40	4	242,00	119	1	0,00%	736,49
Strv fm/21	1	0,00	12	1	0,00%	0,00

Graphs

WN8

Anzeigen

Clan history

[ABIRK] clan_abirk

Position: Junior officer

Joined: 2023-12-11

[ABIRK] clan_abirk

Position: Junior officer

Joined: 2023-12-11

Left: 2024-12-24

vlad_1000_494

Overall Stats

Globalmap Absolute X

Globalmap Champion VIII

Globalmap Middle VI

Company statistics

Team statistics

Skirmishes statistics

Stronghold defense statistics

Share

Tanks (81)

Graphs

WN8

Clan history