Philippine President Ferdinand Marcos begins authoritarian rule by declaring martial law.
Roughly four million people, mostly students, demonstrate across the world to address climate change. Sixteen-year-old Greta Thunberg from Sweden leads the demonstration in New York City.
The Thai army stages a coup. The Constitution is revoked and martial law is decl
The Royal Opera House in London opens.
The Kurdish Ararat rebellion is suppressed by the Turks.
A Soviet Zulu-class submarine becomes the first to launch a ballistic missile.
The Nuremberg Laws deprive German Jews of citizenship.
The Russian Empire is formally replaced by the Russian Republic.
Henry Hudson reaches the river that would later be named after him – the Hudson River.
French soldiers rescue over 4,000 Armenian genocide survivors stranded on Musa Dagh.