Here’s an advance look at some of the “This Day in Geographic History” (TDIGH) events coming up this week. For each date, we’ve matched it with a map or visual, background information, and a classroom activity so you can plan ahead.
Tuesday, April 25
By identifying the structure of DNA in 1953, James Watson and Francis Crick answered a fundamental question about how cells reproduce.
Background: Short video: What are DNA and Genes?
Wednesday, April 26
The 1986 explosion of Chernobyl Nuclear Power Station in the USSR is considered the worst nuclear accident in history.
Background: Nuclear Energy
Thursday, April 27
Four years after being released from prison, Nelson Mandela was elected as South Africa’s first black president in 1994.
Map: South Africa
Background: Mandela freed
Saturday, April 29
Deadly riots broke out in L.A. in 1992 after a jury found police officers not guilty in the beating of Rodney King.
Background: ABC News footage announcing the verdict
Sunday, April 30
North Vietnamese troops captured the South Vietnamese capital of Saigon in 1975, ending the nearly 20-year war.
Activity: Watch “Vietnam: The End of the War and the Draft” and discuss students’ view of the draft. Ask “How would you feel if you had been drafted?”