At the time, government-backed Communists had infiltrated the vast majority of the media and cultural institutions.

As we all know, Communists have infiltrated the White House, the Pentagon, the schools, the press, the churches, the movies.

Little did we know that the Communists were infiltrating the organization and had gained control of it.

The committee was about to investigate charges that Communists were infiltrating the movies with subversive propaganda.

However, he left the party in October 1987 after claiming Communists had infiltrated the party.

Communists could infiltrate local government and local police forces.

In fact, Communists exploited social problems and infiltrated otherwise non-Communist organizations for their own cynical ends.

Communists infiltrated a U.S. government facility and murdered twenty people, five of them American guards.

He portrayed a growing Marxist threat in southern Africa and warned that Communists had infiltrated the anti-apartheid movement at home.

In another, I'd been regaled with a long-winded account of the perils of allowing Communists to infiltrate the town council.