Yes. As Continental Army commander, Washington enforced the Articles of War and repeatedly approved or ordered public executions for desertion, mutiny, and sedition. Thomas Hickey of his Life Guard was court-martialed and hanged publicly on June 28, 1776, before ~20,000 spectators; Washington ordered troops to attend as a warning. He signed warrants for hangings (e.g., Shem Kentfield, 1782) and directed executions near the Grand Parade for deterrent effect.

Yes. Ernestine Rose, a Polish Jewish immigrant and freethinker, was an early key advocate from the 1840s onward. She worked with Stanton and Anthony on property rights laws and national women's rights conventions. Later figures included Anita Pollitzer, who lobbied during Tennessee's decisive 1920 ratification, and legislator Joseph Hanover, who led the pro-suffrage floor fight there. Many other Jewish women also participated actively.