Dashed left edge = started before June 1780 ·
Dashed right edge = ongoing beyond June 1780
Events in June 1780 3
1780 – 1831Carl von Clausewitz (1780-1831)Died 16 November 1831, aged 51Clausewitz was a Prussian general and military theorist whose unfinished treatise On War became one of the most influential works on strategy ever written. He died of cholera in Breslau shortly after returning from duty during the Polish uprising.
1780Gordon RiotsAnti-Catholic rioting devastates LondonLord George Gordon led a mass petition against the Catholic Relief Act of 1778, and the crowd turned to rioting. Catholic chapels, prisons including Newgate, and private homes were attacked or burned over several days. Troops were called in and about 285 rioters were killed.
1780Massachusetts Constitution ratifiedOldest functioning written constitution in the worldDrafted largely by John Adams, the Massachusetts Constitution was approved by voters in June. It took effect in October. It remains in force today.