Answer:
a principal administrative division of certain countries or empires.
Explanation:
A province is almost always an administrative division within a country or state. The term derives from the ancient Roman provincia, which was the major territorial and administrative unit of the Roman Empire's territorial possessions outside Italy. The term province has since been adopted by many countries.
Answer: The computer mouse.
Explanation:
The Concert of Europe was the European diplomatic and political order that emerged after the fall of Napoleon in 1815. After decades of war and political upheaval, Europe's major powers convened and charted a new course for Europe.
The iron curtain i believe
hope i helped