List of 1277 Major News Events in History, Most Important Historical Events in 1277
| Date | Event |
|---|---|
| March 7, 1277 | The University of Paris issues the last in a series of condemnations of various philosophical and theological theses. |
| March 19, 1277 | The Byzantine–Venetian treaty of 1277 is concluded, stipulating a two-year truce and renewing Venetian commercial privileges in the Byzantine Empire. |
| November 9, 1277 | The Treaty of Aberconwy, a humiliating settlement forced on Llywelyn ap Gruffudd by King Edward I of England, brings a temporary end to the Welsh Wars. |