In March Germany's Federal Constitutional Court ruled that a state monopoly on sport betting is acceptable provided that its objective is to limit addiction.

ECONOMIST: Gambling in Europe

Karlsruhe worries that there will come a point when Germany has given up so much power that parliament becomes irrelevant, says Dieter Grimm, a former judge on the federal constitutional court.

ECONOMIST: The supreme court wants to rule on the euro rescue

Home to the busiest border crossing for illegal immigration, Arizona has been the nation's hotbed for several laws targeting illegal immigrants, including the much-publicized Senate Bill 1070 that is now being challenged on constitutional grounds in federal court because one of its controversial provisions allows racial profiling by police, critics charge.

CNN: STORY HIGHLIGHTS