Reggie Jackson became the first major leaguer to strike out 2,000 times.
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Brazil introduced the Golden Law (Lei Áurea), signed by the Princess Imperial of Brazil, which abolished all forms of slavery.
The first US airmail stamps were issued, costing 24 cents.
The first four-engine aircraft was built and flown by Igor Sikorsky.
The first railway line in Pakistan opened, with trains running from Karachi to Kotri.
Winston Churchill made his famous speech to the House of Commons.
