Name The Year: Cornerstone is laid for Tycho Brahe's Uraniborg observatory.?

Questions

Originally made in Nimes, France, this fabric was called serge denimes?

The 2 months added when the Roman calendar was expanded from 10 to 12 months?

This word can refer to either an Irish accent or an Irish shoe?

Founded in 1608 by Champlain, it was the capital of New France?

Building tool named after Civil War president.?