Bank of Tokyo and Mitsubishi Bank merged to become the world’s largest bank.
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The Treaty of Florence was signed, which ended the war between the French Republic and the Kingdom of Naples.
The strain of swine flu known as H1N1 had its first case in the US.
An Imperial Airways passenger aircraft crashed in Belgium, killing all fifteen on board.
The term ''Big Bang" was coined by Fred Hoyle in a radio interview.
The UK issued a new 12-sided £1 coin into circulation.
