Final answer:
George Washington set precedents in national unity, foreign relations policy, and presidential decorum. His decision to not seek a third term created a standard for presidential term limits, and his balance of ceremonial presence with plainness helped define presidential behavior, influencing the executive role for future administrations.
Step-by-step explanation:
George Washington established various precedents during his presidency that helped shape the future of the American presidency and government. In his farewell address, he emphasized the importance of national unity and non-partisanship, stating, "ObserveThis reflects the precedent of fostering peaceful foreign relations and avoiding entangling alliances. Additionally, the decision not to seek a third term set a powerful standard for presidential term limits, a practice adhered to until Franklin D. Roosevelt and later codified by the 22nd Amendment.
Regarding the balance of ceremonial and common touch in the office of the presidency, Washington's blend of formal receptions and daily afternoon walks, along with adopting plain dress, set a precedent for the style of presidential behaviour balancing the dignity of the office with republican simplicity. These precedents, among others, were vital in establishing a democratic tone and the smooth transition of presidential power that continues to play a critical role in American politics.