He was active from the mid-1920s until the early 1950s.

He was active from the 1920s to his death in 1981.

He was most active from the late 1970s to the early 1990s.

They were active from the 1930s to around the 1950s.

They were active from 1974 to 1982 and 1985 to 1999.

He has been quite active in public life right from his school days.

She was active from the late 1960s through the 1980s.

We have been active from day one, which I think was important.

He was active from the 1920s until his death in the 1990s.

She was active in her church from a very early age.