Watch Taxi to the Dark Side

The first of Frank Capra’s Why We Fight films, made to explain to conscripts what they were being sent into.

Peter Davis on Vietnam, cutting between the men who ordered the war and the people it was fought on.

The 1989 American invasion of Panama and the civilian casualties the networks did not show.

Al Gore's slideshow on climate change; the cherry picker up the CO2 graph.

A Kentucky coal strike in 1973, filmed from the picket line; Barbara Kopple's Oscar.

The First Lady and delegate, from Hyde Park to the Universal Declaration of Human Rights.

The San Francisco supervisor, his election, his murder and the candlelight march that followed.

The forced relocation of Navajo families from Big Mountain, narrated by Martin Sheen.