A mission earlier in 1947 was the final impetus for the formal creation of Air Force Pararescue.

Perhaps the final political impetus towards independence was the central issue of land ownership which arose during the 1960s.

The final impetus behind the road's construction was primarily political.

The response of jurors since the trade center disaster was the "final impetus" for the change, she said.

The final impetus for the group of 11 came when it learned the committee, before the vote, had already held contract talks with Finks.

Signs that the economy is weakening provided the final impetus for a sell signal, he said.

The final impetus to the bells must have been given only a few seconds earlier.

This provided the final impetus for the creation of the lighthouse.

Some expect all the recent attention to provide the final impetus to get the quarries drained and filled.

The final impetus was not for me, but for my daughter.