They were most popular from the 1940s through the mid-1960s, particularly during the 1950s.

He was most popular during the late 1950s and early 1960s.

The game became popular during the 1970s, and is an important sport in the region.

She was very popular during the 1980s and the 1990s.

This style began in the late 1960s and became very popular during the 1970s.

The game became popular during the 1970s, and the team has been an important in the region since then.

They were especially popular during the 1960s and the 1970s.

They were at their most popular during the 1960s and 1970s.

They remained popular during the 19th century but have since become little known.

The practice became even more popular during the late 1800s.