The judicial branch of the us government has the power to create laws -interpret laws -command military maneuvers -appoint the heads of federal agencies

The correct answer is: "interpret laws".

The US Constitution included since its enactment the principle of the division of powers, that fractionates the power of the state in three branches: legislative, executive and judiciary. A system of checks and balances needs to be established, so that each of the powers supervises the other two, in order to ensure that none of the branches gathers enough power as to overrule the others.

The judicial branch has the power of judicial review, which places the executive and legislative power under its surveillance, as part of the system of checks and balances.  A court with authority to exercise judicial review can abolish laws and goverment decision, if it considers that such actions from the legislative and executive powers respectively, are violating the Constitution.  

labor leaders and organizations had the power to demand it.

explanation:

workers got a five-day workweek because the bcea protects and respect the rights of the employees. labor leaders and other groups demanded it.

answer: held for the purpose of bringing nazi war criminals to justice, the nuremberg trials were a series of 13 trials carried out in nuremberg, germany, between 1945 and 1949

explanation: