Articles of Confederation
The Articles of Confederation were written by John Dickinson, modified by others. Officially unratified for five years, the country was ruled under them in Philadelphia, for thirteen. They taught many lessons, which we sometimes forget we had experienced.
Westphalia: Church Politics Adjusts Boundaries, Then Everything Changes
In 1648, the Treaty of Westphalia created the modern nation-state.
Prohibitory Act of the British Parliament -- 1775
This is the British Act which started the Revolutionary War. The two Legislative bodies should have known better than to react in haste, but the British Parliament in London and its opponent the Continental Congress in Philadelphia -- started a Revolutionary War. Apparently Lord North issued a Prohibitory Act and John Adams responded to it, but the real hotheads were Charles Townsend and William Bradford. Everybody
involved thought Independence was an improbable outcome.