Mark contrasts the defenestration of Mrs Thatcher with the fixed rigidity of American politics. He also looks back to the peculiar convulsions of the weekend, and to the lessons of Rudy's 2008 presidential campaign. There's also another edition of The Hundred Years Ago Show, with Soviet invasions, Russian regents for Greece, and fake news from West Virginia. Plus homophobic imans, vulnerable strongmen, and your light-orchestral stress-reliever...