Egyptian President Mohamed Morsi made several decrees Thursday that will shape the country’s constitution and, he says, safeguard its “revolutionary” future. They include a ruling that none of his decisions can be overturned by any authority. Morsi gave the Constituent Assembly a two month deadline to finish drafting a new constitution, ruling that no authority may dissolve it until the country's defining document is completed. He further ruled that no authority may dissolve the Shura Council, the upper house of Egypt's parliament. In a move likely to bring criticism that the Egyptian president is inappropriately expanding his powers, he also...