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.
Check out our Pinterest board for more resources!
Monday, March 26

Photograph by Warren K. Leffler, courtesy Library of Congress
TDIGH 1979: Egypt-Israeli Peace Treaty
Relations between Egypt and Israel have remained peaceful since the treaty, which led to Israeli withdrawal from the Sinai Peninsula.
Map: Customize, download, and print this outline map of Israel and its neighbors.
Background: Learn more about the division of Palestine and the Six-Day War, major conflicts that pre-dated the treaty.
Tuesday, March 27

Illustration by Pierre Mion, National Geographic
TDIGH 1964: The Good Friday Earthquake
The magnitude 9.2 quake was the most powerful earthquake ever recorded in North America.
Background: Investigate primary sources with these images documenting the impact of the quake in the days that followed.
Wednesday, March 28
TDIGH 1930: Istanbul, not Constantinople
Following the collapse of the Ottoman Empire, the new Republic of Turkey officially changed the city of Constantinople’s name to Istanbul.
Map: Compare these maps of the Ottoman Empire with this map of modern-day Turkey. How did Turkish borders change? Where do you think the Turkish sphere of influence can still be felt?
Background: Read through this article to understand the incredibly rich history of Byzantium Constantinople Istanbul.
Friday, March 30

Illustration by John L. Magee, courtesy Library of Congress
TDIGH 1855: Bleeding Kansas
The violence that arose over whether or not to allow slavery in Kansas was one of the primary factors contributing to the outbreak of the Civil War.
Background: Use primary sources to learn more about the Kansas-Nebraska Act and The Missouri Compromise.
Activity: Looking at these maps of how slavery spread across the United States, ask students what geographic characteristics slave states share. What characteristics do the free states share? (Hint: access to waterways, rural vs. urban, climate, etc.)
Sunday, April 1

Image courtesy NASA
TDIGH 1960: First Weather Satellite
Satellite images from TIROS I allowed weather forecasters and scientists to see how storms were forming and moving across the globe.
Images: Take a look at the first satellite image from TIROS I above. Compare it with the latest images from the GOES East and GOES West, the sophisticated satellites used by NOAA today. How has satellite imagery changed?
Background: Learn how to build a weather satellite with this fun lesson plan from NASA.
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