The Second Iraq War began after an airstrike took place in the country by combined US and British forces.
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The US state of Nevada legalized gambling after previously banning it in 1909.
Zack Snyder's 'Batman v Superman: Dawn of Justice' premiered at Mexico City's Auditorio Nacional.
The last male northern white rhinoceros died.
Nazi German troops began the occupation of Hungary.
The portrait of Rembrandt's son, 'Titus,' was purchased at auction for $2.2 million.
