How did the passage of the War Powers Act of 1941, which increased the power of the presidency, reshape American society? Correct Answer(s) The War Powers Act granted the president authority to manage the growing size of the federal government by creating, redistributing, and reorganizing government agencies. The president gained the power to regulate industries and private businesses. The president gained the power to authorize spying on and censorship of certain forms of communication. The War Powers Act granted the president the legal authority to declare war.