This triggered an emotional debate over the legality of such measures.

As a result, payments to them could trigger questions over corruption.

Thus, the insistence of a few Muslim girls on wearing head scarves to school triggered a bitter national debate over religious freedom.

The killing triggered demonstrations and protests all over the West Bank.

Like measles, it triggers a rash all over the body.

This disaster gave rebels the opportunity to strike, which triggered other uprisings all over the globe.

The divisions between his supporters and opponents triggered a major turnover of members over the next decade.

The recession triggered a massive migration, well over a million of them, in the first half of the decade.

It again triggered a takeover bid, but this time over Audi.

Global warming will trigger a dangerous contest over energy resources.