Each state administers its own elections. The federal gov't has virtually no authority to run or to control elections except to make sure that the laws of each state are constitutional and are carried out fairly and lawfully
W. C. Howells has written: 'Parties in the United States, presidential elections and manner of conducting them'
because they can
because they were dumb
General elections in the United States are overseen by the Federal Elections Commission. Each state is responsible for the balloting, counting, and reporting the vote for president and other elected national offices.
The Department of State is primarily responsible for conducting diplomacy with other nations on behalf of the United States government. This includes negotiation of treaties, communication with foreign governments, and representation of U.S. interests abroad.
The National Labor Relations Board is an independent agency of the United States government charged with conducting elections for labor union representation and with investigating and remedying unfair labor practice.
The states organize the elections.
the states
The President of the United States is ultimately responsible for conducting foreign policy, but the Department of State, headed by the Secretary of State, has primary responsibility for foreign affairs/
US Department of Justice, Bureau of Justice Statistics.
It has all 3 types of elections just like the other 49 states.