Local military authorities often look the other way or, in some cases, actively collaborate.

Many other institutions and scholars actively collaborate within the different project sub-topics.

People might specialize in a distributed development environment, but they actively collaborate to achieve the common goal.

Ansa, become queen, actively collaborated with her husband, especially in religious matters.

By this time, he was once again actively collaborating with the German Resistance.

However a study of the original drawings suggests that they may have actively collaborated with Chippendale on his book.

Maeda is also one of the select Japanese directors to actively collaborate with the international film media on various projects.

He actively collaborated with Italian forces in Corsica during the first months of 1943.

He actively collaborated in his father's self-publishing during the 1790s, helping send to market a stream of various musical publications.

But many other men and women of the church, most of them Hutu, encouraged or actively collaborated with the killers.