The World Health Organization announced the Ebola outbreak in West Africa.
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The Defence of the Realm Act was introduced in Britain.
A male cheerleader shot and killed four people, and injured four more at two locations in Dallas, Texas.
The US Congress made a final decision on the use of the US Dollar as currency.
Richard Nixon announced his resignation from being President of the United States of America.
The South Korean band 'Blackpink' released their debut single album 'Square One.'
