Tokyo had its hottest day on record, reaching a staggering 102.4°F (39.1°C).
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American coming-of-age teen comedy film 'The Princess Diaries' was released.
President Barack Obama announced his Clean Power Plan to take action on climate change.
NASA's Messenger probe launched from Cape Canaveral, Florida.
'No Matter What' by Irish boy band Boyzone was released.
Christopher Columbus set sail on his first voyage from Palos de la Frontera, Spain.
