What was one of the major fears regarding the expansion of the United States during the time of Confederation?

One of the major fears regarding the expansion of the United States during the time of Confederation was rooted in the concept of Manifest Destiny. This ideology, which emerged in the 19th century, held that the United States was destined to expand its territory across North America, which raised concerns among British North American colonies. The belief in Manifest Destiny led to apprehensions about potential American aggression and territorial ambitions that could threaten Canadian sovereignty and territorial integrity.

As the U.S. sought to extend its borders, there was a growing sense of vulnerability in the northern colonies, prompting discussions about the need for a stronger union and coordination among provinces to protect against potential annexation or invasion. This sense of insecurity was a critical factor in the drive toward Confederation in 1867, as leaders recognized that a unified approach would enhance their ability to withstand any external threats posed by American expansionism.

In contrast, military invasion from France was not a pressing concern at that time, as France had other priorities and was not focused on North America. The spread of communism and climate change impacts on agriculture were also not relevant issues during the Confederation era; communism emerged as a significant political force much later in the 20th century, and climate change as a concept gained