That language persisted until the 13th or the 14th century.

This system of political power persisted until the late 20th century.

There is some evidence that the school persisted until at least 1578.

This tradition seems to have persisted for 55 years until the late 1960s.

There then began a pattern of running that has persisted in my life until the present.

However, cultural differences and even rivalry would persist until the later 1900s.

It is likely to persist until the second half of the year.

It seems to have persisted until the mid 19th century.

Snow does not typically persist on the ground until November in the high country.

These dry weather patterns began in 1998 and persisted until 2002.