In Michigan, police canceled a speech in a high school about Islamic extremism after reports of a death threat to the speaker.

In Washington, parents complained when Muslim leaders reminded school officials about the forthcoming fast of Ramadan and offered to hold a show-and-tell about the holy month.

In Ohio, a tea party event was moved from a school after the Council on American-Islamic Relations said it would promote hate.

In these communities and others, school officials have been caught between organizations trying to guard against Islamic influence and advocates for Muslim rights. Many clashes involve CAIR, which seeks to combat anti-Islamic prejudice.

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