is a form of government in which citizens elect their leaders

Democracy

Explanation:

Democracy is the system of government where government officials are elected by the citizens of that country.

The process of electing leaders to rule the people is called election.

An election is a process of voting in leaders through the system of balloting. Before election day, the candidates are allowed to make campaigns to the electorates (the citizens that will vote) and giving points of what they can offer to the people if elected.

During election day, the electorates line up and cast their votes for their preferred candidate. The candidate with the highest number of valid votes is declared winner and is sworn into political office.

Democracy is popularly referred to as "government for the people, by the people and for the people"

accomplishment : zachary taylor’s was a national war hero in his battle in an mexican war

explanation:

he was known as a national war hero for his battles in the mexican war, taylor was elected as the 12th president of the united states in 1849. he led the nation during its debates on slavery and southern secession. after serving only 16 months in office, taylor died from cholera morbus on july 9,

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.