1970s
The 1960s.
1960s
An estimate about 1960s to 1970s
It is in the decade of the 1960s. (Unlike centuries, which use the next higher hundreds value, the decades normally refer to the tens value of the year.)
The 1960s decade was one of great change and space exploration.
1960s
Arnold Palmer
EARTH DAY WAS STARTED IN THE 1960S
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Chad Croeger
Life Magazine described the 1960s as the "decade of upheaval."
Castro's government solved the problem of illiteracy in the 1960s. Prior to his educational reforms many students were not able to read.