July 29, 1916: A small fire ignites in the drought-stricken timber town of Matheson, Ontario. The next day, high winds drive the blaze through the town, killing at least 223.
July 29, 1957: The U.N. International Atomic Energy Agency (IAEA) is founded to inspect commercial nuclear facilities to confirm that they are not being used for military purposes.
July 29, 2010: A month-long heat wave that has sparked dozens of wildfires is capped off by an all-time record temperature in Moscow (at right). The 102 degrees F heat, combined with smog and smoke from the fires, causes dozens of deaths.
Photo: ZUMA Press
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