AI overview
1277 was a year in the medieval period when various historical events occurred across Europe and other parts of the world. Without more specific context about which events or regions you're interested in, it's difficult to explain why this particular year matters, as its significance depends on which historical developments are most relevant to your question.
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Article
Pope Nicholas III (middle) offering the church to Christ (fresco 13th century). Year 1277 (MCCLXXVII) was a common year starting on Friday of the Julian calendar.
Events