Part 1 of Essay
The Federal government also has three elements: executive (the President), legislative (Congress) and judicial (Supreme Court) branch, and the three elements are checked and balanced by one another. The President The President is the effective head of the executive branch of government, head of state and Commander-in-Chie ....

Part 2 of Essay
.... must choose a nominee from the various aspiring candidates. The presidential and vice-presidential nominees are selected at the parties' national conventions by a simple majority of the delegates previously chosen either at state conventions or elected in primaries. After the official nomination the election campaign begins, continuing until Election Day, the Tuesday after the first Monday in November in leap years. Voters are registered and the party machinery drums up support, trying to win floating voter ....