EU (イー・ユー) Japanese meaning | KotomoraUsage patterns
〈場所〉がEUに加盟するfor a country to join the EU
That country joined the EU in 2004.
EUが〈事〉を発表するfor the EU to announce something (a policy, decision, etc.)
EUは新しい規制を発表した。
The EU announced new regulations.
Etymology
Abbreviation of English 'European Union'.