Sacco and Vanzetti — Italian American anarchist duo executed by Massachusetts

Davisson–Germer experiment — experiment

1927 South American Championship — 1927 football championship

UK recognized the independence of Ibn Saud and sovereignty of the Kingdom of Hejaz & Nejd

World Chess Championship 1927 — chess championship

1st Chess Olympiad — FIDE chess tournament for national teams

Petrushka — 1911 ballet by Igor Stravinsky, Michel Fokine and Alexandre Benois, Ballets Russes

1927 anti-foreigner riots in Nanking

1927 Italian battle in Libya

1927 riot in a Japanese concession in China

Shanghai massacre of 1927 — mass arrests and executions of members of the Chinese Communist Party and some leftists of the Kuomintang by the Nationalist government (1927-1928)