Eight people are going on trial in Paris on terrorism charges Monday over the beheading of teacher Samuel Paty, who was killed by an Islamic extremist after showing caricatures of Islam’s prophet to his middle school students for a lesson on freedom of expression.

Paty’s shocking death left an imprint on France, and several schools are now named after him. Paty was killed outside his school near Paris on Oct. 16, 2020, by an 18-year-old Russian of Chechen origin, who was shot to death…