In 1979 Ayatollah Khomeini returned from exile to lead the Islamic revolution in Iran. More than four decades later, the system born from that revolution still rules - with reports of a deadly crackdown against protesters still emerging. 🎧 Witness History: https://bbc.in/4jZje6z | BBC World Service

303K views · 14K reactions | Iran before the Islamic revolution in 1979. | Hananya Naftali | Facebook

3.2K views · 17 reactions | Four competitors were neck and neck on the final nine in 1987 at The Olympic Club. Who remembers who came out on top? | U.S. Open Championship | Facebook

Two weeks until #USOpen Sunday. Two weeks until more magical moments. Here's a look back at Jack's 1-iron on No. 17 at Pebble Beach in 1972! | U.S. Open Championship

3.3K views · 31 reactions | 1979 Energy crisis and the long lines. #1970s | Gary Lang | Facebook

2.9K views · 134 reactions | Amidst soaring inflation and an energy crisis, President Jimmy Carter addressed the nation on July 15, 1979. He spoke of a “Crisis of Confidence” that gripped America after a tumultuous decade. | American Experience | PBS | Facebook