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The day the telephone was patented – level 2

07-03-1876

Alexander Graham Bell started his experiments in 1873. He was trying...



The day the telephone was patented – level 3

07-03-1876

Since 1873, Alexander Graham Bell was trying to find a way...



The day the US stopped fighting in Vietnam – level 1

27-01-1973

Vietnam has two parts of the country in 1964. These two...



The day the US stopped fighting in Vietnam – level 2

27-01-1973

Vietnam was divided into North Vietnam and South Vietnam since the...



The day bitcoin was created – level 3

03-01-2009

Bitcoin is a digital currency. It was created on January 3,...



The day of the biggest protest against the Vietnam War – level 1

15-11-1969

1969 isn’t a good year for the USA. Coffins with dead...



The day of the biggest protest against the Vietnam War – level 2

15-11-1969

1969 wasn’t a good year for the USA. Coffins with soldiers’...



The day of the biggest protest against the Vietnam War – level 3

15-11-1969

1969 wasn’t a good year for the USA. Coffins with soldiers’...