Cleveland, Ohio, recorded its coldest March temperature at a bone-chilling -5°F.
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Space shuttle Endeavour successfully docked with the International Space Station during NASA's STS-123 mission.
The world's first black international football player, Andrew Watson, played his first of three matches in Scotland.
The legal age required for voting in the USA was reduced to 18.
The Girl Scouts of the USA was founded.
The Czech Republic, Hungary, and Poland formally joined NATO.
