World War Two Army Size by Country 2025

World War II Size of Military (personnel)

0

5M

10M

15M

20M

25M

30M

35M

Russia

34.5M

Germany

18.1M

United States

16.4M

China

14M

Japan

9.1M

	Country	World War II Size of Military (personnel)↓	Additional WWII Army Size Details
	Russia	34.5M	Data shown pertains to the USSR, which included not only modern Russia but also 14 additional modern countries (listed individually).
	Germany	18.1M
	United States	16.4M
	China	14M	In addition to the total shown, the WWII-era country Manchuku fielded an army of 200,000 and has since been absorbed into mainland China, forming the region Manchuria.
	Japan	9.1M
	Italy	9.1M
	United Kingdom	5.9M	UK totals were originally credited specifically to Great Britain (England, Scotland, Wales). As such, it is unclear whether they include soldiers from Northern Ireland, Guernsey, Jersey, or Isle or Man.
	France	5M
	India	2.6M
	Poland	2M
	Romania	2M
	Canada	1.1M
	Australia	1M
	Finland	650K
	Belgium	600K
	Hungary	600K
	Greece	540K
	Bulgaria	450K
	Netherlands	400K
	South Africa	330K
	New Zealand	204K
	Croatia	200K	Part of the 1,500,000 troops of Yugoslavia, which has since split into modern-day Bosnia and Herzegovina, Croatia, Kosovo, Montenegro, North Macedonia, Serbia, and Slovenia.
	Norway	90K
	Slovakia	80K
	Ukraine		Contributed to the 34,476,000 troops of the USSR, which later split into 15 current countries.
	Uzbekistan		Contributed to the 34,476,000 troops of the USSR, which later split into 15 current countries.
	Kazakhstan		Contributed to the 34,476,000 troops of the USSR, which later split into 15 current countries.
	Tajikistan		Contributed to the 34,476,000 troops of the USSR, which later split into 15 current countries.
	Azerbaijan		Contributed to the 34,476,000 troops of the USSR, which later split into 15 current countries.
	Belarus		Contributed to the 34,476,000 troops of the USSR, which later split into 15 current countries.
	Turkmenistan		Contributed to the 34,476,000 troops of the USSR, which later split into 15 current countries.
	Kyrgyzstan		Contributed to the 34,476,000 troops of the USSR, which later split into 15 current countries.
	Serbia		Part of the 1,500,000 troops of Yugoslavia, which has since split into modern-day Bosnia and Herzegovina, Croatia, Kosovo, Montenegro, North Macedonia, Serbia, and Slovenia.
	Georgia		Contributed to the 34,476,000 troops of the USSR, which later split into 15 current countries.
	Bosnia and Herzegovina		Part of the 1,500,000 troops of Yugoslavia, which has since split into modern-day Bosnia and Herzegovina, Croatia, Kosovo, Montenegro, North Macedonia, Serbia, and Slovenia.
	Moldova		Contributed to the 34,476,000 troops of the USSR, which later split into 15 current countries.
	Armenia		Contributed to the 34,476,000 troops of the USSR, which later split into 15 current countries.
	Lithuania		Contributed to the 34,476,000 troops of the USSR, which later split into 15 current countries.
	Slovenia		Part of the 1,500,000 troops of Yugoslavia, which has since split into modern-day Bosnia and Herzegovina, Croatia, Kosovo, Montenegro, North Macedonia, Serbia, and Slovenia.
	Latvia		Contributed to the 34,476,000 troops of the USSR, which later split into 15 current countries.
	North Macedonia		Part of the 1,500,000 troops of Yugoslavia, which has since split into modern-day Bosnia and Herzegovina, Croatia, Kosovo, Montenegro, North Macedonia, Serbia, and Slovenia.
	Estonia		Contributed to the 34,476,000 troops of the USSR, which later split into 15 current countries.
	Montenegro		Part of the 1,500,000 troops of Yugoslavia, which has since split into modern-day Bosnia and Herzegovina, Croatia, Kosovo, Montenegro, North Macedonia, Serbia, and Slovenia.