Federalist trade and infrastructure policies found widespread approval in the Mid-Atlantic states during this era.

With the growth of cities in Maryland, Pennsylvania, and New York, government intervention in the interest of industrialization and mercantilism became more attractive to voting citizens in these areas.

In some states the congressional delegation was not elected until after the legal start of the Congress (on the 4th day of March in the odd-numbered year).

In some states, the congressional delegation was not elected until after the legal start of the Congress (on the 4th day of March in the odd-numbered year).

Massachusetts's electoral law required a majority for election, necessitating additional trials in three districts.