The stamp act was taxation on stamps implemented from the UK to its overseas colonies. The stamp act came into effect because of the war the UK previously fought. The 7 Years' war was humanity's first glimpse of a "world war" where the United Kingdom fought on multiple continents and mainly in Europe. To conclude the United kingdom one the war but in return was in a large debt that they couldn't pay. The debt resulted in the taxation of the colonies and its results were a mess. the collonist were not happy that they were being taxted for something they werent involved. The stamp Act was the beginning of unfair laws and taxation on the colonist.
Stockpile stewardship refers to the United States program of reliability testing and maintenance of its nuclear weapons without the use of nuclear testing.
One similarity is that for each form of government, the people elect their representatives. Both leaders roles (president and prime minister) are sorted in the executive branch of government.