Q's after weekend in Luberon

Q1. How is ochre mined?
Q2. Which civil unrest was black hawk down about?
Q3. Over what time period was the vietnam war?

---------------
Q1.

Q2. It depicts the Battle of Mogadishu, which was part of the U.S. military's 1993 campaign to capture Somali warlord Mohamed Farrah Aidid.

Q3. 1959^[1] – April 30, 1975