100% verified The same day, three eras.

10 May

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Contemporary era

1940

Churchill becomes PM

On 10 May 1940, Winston Churchill became prime minister as Germany invaded the West.

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Contemporary era

1869

Transcontinental railroad completed

On 10 May 1869, the Golden Spike completed the first US transcontinental railroad.

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From the Middle Ages to the Enlightenment

1503

Columbus discovers the Cayman Islands

On 10 May 1503, Christopher Columbus discovered the Cayman Islands on his fourth voyage.

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