A federal judge upheld New York City’s policy prohibiting teachers from wearing political buttons in the classroom, but said they could place campaign material into colleagues’ mailboxes.

The New York City teachers’ union claims that a policy banning political pins and signs in schools violates teachers’ First Amendment rights by blocking them from political expression.

Allies of Mayor Michael R. Bloomberg are working to renew the landmark state law that gave New York City’s mayor control of its public schools.

Mr. Wade helped put cities on the map as an academic subject and advised Democratic candidates including Adlai Stevenson, Robert F. Kennedy and George McGovern.

Sandra Day O’Connor, the former Supreme Court justice, is helping develop a Web site and interactive civics curriculum for seventh-, eighth- and ninth-grade students.

Zimbabwe’s ruling party has broadened its campaign of intimidation to include teachers and even aid workers.

The announcement that a campus of schools in eastern Queens is being named after a Republican state senator is seen as a political move by local Democrats.

Chinese students in the United States have been forced to confront an image of their homeland that they neither recognize nor appreciate.

A student who acted as a referee between a pro-Tibet vigil and a pro-China group has been accused of being a traitor.

An inquiry into corruption in Alabama’s two-year college system has state legislators on edge.