1.   Thanks to bitter memories of dictatorship, the constitution forbids a second consecutive term for any elected official.

2.   Brazil says its constitution forbids the private ownership of energy assets.

3.   However, the same constitution forbids the president from disbanding the parliament once an impeachement vote is taken.

4.   Quite simply, the Japanese constitution forbids him from making any political statements.

5.   The Brazilian constitution forbids presidents, governors and mayors from holding two consecutive terms.

6.   The Brazilian constitution forbid presidents, governors and mayors from holding two consecutive terms.

7.   The Mexican constitution forbids foreigners from publicly commenting or getting involved in Mexican politics, a ban that has been arbitrarily enforced in Chiapas.

8.   The Philippine constitution forbids foreign combat troops, and the government stresses that the Americans will only be advisers.

9.   The state constitution forbids it.