1.   The community has been polarized by the police brutality case.

2.   Across the nation, school systems have turned to it to reverse eroding support for public schools and to manage change on issues that polarize communities.

3.   In Northern Ireland, elections always polarize the community.

4.   In the more than three decades since Cuban exiles began arriving in South Florida, few issues have polarized this community more than the archdiocesan cruise.

5.   The debate has polarized several communities in recent weeks.

6.   This process polarizes the community, revealing long-festering secrets.

7.   They had soccer teams and dances ...Now the communities are polarized and they are strongly aware of their roots.