Dashed left edge = started before May 1787 ·
Dashed right edge = ongoing beyond May 1787
Events in May 1787 3
1787Province of Freedom founded on the Sierra Leone coastBritish abolitionists settle freed Black Britons on the West African coastGranville Sharp and British backers landed a group of formerly enslaved Black Londoners and other settlers on the Sierra Leone peninsula in May 1787, founding the Province of Freedom. The settlement struggled against disease and local resistance and was later refounded as Freetown.
1787Society for Effecting the Abolition of the Slave Trade foundedThomas Clarkson, Granville Sharp and others launch Britain's first abolitionist campaign groupA group of Quakers and Anglican reformers founded the Society in London on 22 May 1787 to campaign for an end to the British transatlantic slave trade. It became the organisational core of the British abolition movement, later aided in Parliament by William Wilberforce.
1787Philadelphia Convention drafts the United States ConstitutionDelegates meet in Philadelphia to replace the Articles of ConfederationDelegates from twelve states convened in Philadelphia from May to September to revise the Articles of Confederation. Instead they drafted an entirely new frame of government, the United States Constitution, which was signed on 17 September 1787. It established a federal system with separated legislative, executive, and judicial powers.