01 / Overview
Attack on Pearl Harbor
Date
1941–present
Type
interstate war
Duration
Ongoing
Participants
Weapon System
Outcome
decisive victory b
Parent War
Conflict Intensity Moderate
Duration
365
days
Human Loss
2,469
total
Intensity
7
deaths / day
Intensity Rank
#92
/ 362 conflicts
Casualty Rank
#54
top 25%
ⓘ Intensity is based on the average daily death toll.
02 / Sides
Belligerents 2 participants
03 / Weapons & Equipment · 3 systems
WEAPONS & EQUIPMENT SUMMARY
ORIGIN · COMPANY
Total 3 distinct systems
Avg. Equipment Age 11 years all equipment
SIDE A 20 years avg. age
SIDE B 7 years avg. age
Weapons & Equipment3systems
Country
CATEGORY
Bagley-class destroyerDestroyers54Curtiss A-12 ShrikeGround Attack / CAS Aircraft39Tosa-class battleshipBattleshipsEach system appears only once in the list.
04 / Outcomes
Outcome & Human Cost
Decisive Victory — Side B
| Side / Country | Military | Civilian | Displaced |
|---|---|---|---|
| Japan | 129 | — | — |
| United States | 2,403 | 68 | — |
📚 Sources
- Uppsala Conflict Data Program (UCDP)
- Correlates of War (CoW) project
- Official archives and academic literature