Eventually, the 1990s were a very active period for the scene in general.

The mid-1990s were a particularly active period for the hip-hop agenda.

In the preceding active period, the 40 years from 1926 to 1965, the region was hit 14 times.

This was also the active period of steamers on the river.

His most active period was between 1989 and 1995.

His most active period was from 1874 to 1908.

Actually, I figure the next two weeks'll be the most active reviv period in human history.

The most recent active period occurred from 2003 to 2004.

Indeed, the union entered one of its most active periods in history.

The most active period of reordering was between 1867 and 1872.