Ukraine separated from the Soviet Union, marking this day as Ukraine’s Independence Day.
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Pavel Durov, founder of the encrypted messaging app Telegram, was arrested in France for alleged involvement in organized crime.
One billion people logged into Facebook for the first time, surpassing a major milestone.
Singer Steven Tyler ordered Donald Trump to stop playing their Aerosmith songs at rallies.
Astronomers announced the discovery of an Earth-like planet named Proxima b.
Nurse William Pooley, who was treating patients in Sierra Leone, flew to London for emergency treatment after contracting Ebola.
