What was the primary function of the building known as the Louisiana State Arsenal constructed after 1803?

The primary function of the Louisiana State Arsenal, constructed after 1803, was as a storehouse for arms. This building was established during a period when the United States was solidifying its control over the newly acquired Louisiana territory and needed a secure location to store military supplies and weaponry. The arsenal played a crucial role in ensuring that arms were readily available for both local defense and military operations.

It was particularly significant during times of conflict, as it facilitated the organization and supply of troops in the region. Although the building may have served various purposes over its lifespan, its main identity and importance stem from its original role as a depot for military arms, which aligns closely with the needs of a growing state in the early 19th century.