combat; to fight

to start a war; to make war; to battle against

war; to wage war

to fight; fight; war; battle

gun battle; firefight

civil war

to declare war

to fight; to wage war

World War II

World War I (1914–1918)

(US-Soviet) Cold War

cold war; (fig.) strained relationship; to be barely on speaking terms

(coll.) shiver; shudder

to go to war; to engage in war

(idiom) to fight side by side; (by extension) to join forces

to do battle (with sb)

to fight bravely; (fig.) to struggle; to work hard

Holy war; jihad

decisive battle; to fight a decisive battle; to fight for supremacy in ...

Vietnam War (1955-1975)

armistice

to cease fire; to stop fighting; armistice; truce

real combat; actual combat

world war

Star Wars

to meet the enemy head-on

(military) to go off to war; (sports) to compete

World War II

chaotic warfare; confused fighting; melee; to join in such fighting

to prepare for war; (fig.) to prepare intensively for a competition, examination etc

campaign; expedition

warlike

lit. lone army putting up a brave fight (idiom); fig. (of a person or group of people) struggling hard without support

to fight fiercely; fierce battle

to watch from the sidelines

World War One

anti-war

war of resistance, especially the war against Japan (1937-1945)

nuclear warfare

air war; air warfare

to take up a challenge; to face an attack and meet it

to fight a hard battle; (fig.) to struggle hard

bloody battle

sea warfare; naval battle

just before the contest; on the eve of war

fight

(military) to meet for a decisive battle; (military) battle; (fig.) large-scale concerted effort

first battle; initial engagement (of a war or military campaign)

to fight with all one's might