Nicola sacco and bartolomeo vanzetti were charged with and convicted of

Robbery and murder, is the right answer.

Explanation:

Nicola Sacco and Bartolomeo Vanzetti were the two migrants insurgents from Italy who were sentenced of assassinating a security guard and a cashier in the armed robbery that took place on 15th April 1920 at a shoe firm in Braintree, Massachusetts. Around seven years later they both were electrocuted in the electronic chair at the State Prison of Charlestown. After consultation of a few hours, the jury on 14th July 1921 sentenced Sacco and Vanzetti of first-degree crime and they were convicted to death by the trial magistrate.

b) the importance and limits of political power.

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.