tensions flare as military evicts protesters in Tahrir Square. CAIRO - Egypt's generals imposed martial law on Sunday, dissolving parliament and suspending the constitution, moves that many of the protesters who helped topple President Hosni Mubarak said were necessary to excise a rotten form of government. The sweeping actions appeared to have their desired effect of calming the national mood. Under a celebratory facade, Egypt has remained on edge since Mubarak was forced to abdicate Friday, as uncertainty grew over the revolution's next stages. In a written communique, the Supreme Council of the Armed Forces, led by Field Marshal Mohammed...