Sentence examples for began operating effectively from inspiring English sources

In May and June, at the very western end of the English Channel, U-boats began operating effectively.

The independent Lithuanian Airlines began operating in 1991.

The program began operating in the summer of 2010.

One BRT line began operating in June.

A stock market began operating in 1996.

Corporate Airlines began operating in December 1996.

It began operating in April 2009.

The source began operating in September 1979.

The source began operating in September 1962.

The association began operating in 1939.

The plant began operating in November.