Britain fitted the first-ever battery-operated heart in the first operation of its kind.
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Hundreds of thousands of people marched peacefully through the streets of Barcelona due to a terrorist attack.
The first electric power was generated at Niagara Falls.
Burger King agreed to buy out the donut chain Tim Hortons for $11 billion.
The Beatles released one of their all-time hits, Hey Jude, in the US.
Indonesia announced they plan to move their capital city from Jakarta to Borneo.
