noun
Coalition of the Willing
Refers specifically to the group of nations that supported the US-led invasion of Iraq in 2003. A political and historical term.
有志連合はイラク戦争でアメリカを支援した。
The Coalition of the Willing supported the United States in the Iraq War.
From 有志 (volunteer, willing person) + 連合 (union, coalition). A direct translation of the English term 'Coalition of the Willing'.