A group of participants in one of these events were known as the “Dirty Thirty” and were supported by the WAPC. One of these events led to the creation of a contingency plan by MP Nicholas Ridley. (-5[1])A party leader publicly broke (10[1])with a leader of one of these events after the death of cab driver David Wilkie. (10[6])During one of these events, nearly 100 people were arrested during (10[1])the Battle (10[1])of Orgreave. (10[6]-5[1])Mark (10[1])Ashton led a (10[1])group of lesbian and gay (10[1])people (10[1]-5[1])who supported (10[2])participants (10[1]-5[1])in one of these events. (10[1])One of these events that lasted from 1984 to 1985 began with a walkout (10[1])at the Cortonwood (10[1]-5[1])Colliery (10[2])and (10[1])was led by NUM (10[1])president Arthur Scargill. (10[1]-5[1])For 10 points, what kind (10[1])of event (10[2])occurred after Margaret Thatcher announced (10[1])plans to close (10[2]-5[1])supposedly (10[1])uneconomic pits in northern England? ■END■ (10[3])