Which U.S. president is associated with the creation of the PLSS?

The correct answer is Thomas Jefferson, who played a crucial role in the establishment of the Public Land Survey System (PLSS). This system was developed in the late 18th century to facilitate the surveying and division of land in the newly acquired territories of the United States, which became especially important after the Revolutionary War.

Jefferson's vision was to create a systematic approach to land distribution that would support westward expansion and agriculture, essential to the economic development of the nation. The PLSS laid down a grid system for surveying land, which allowed for an organized and efficient method of land allocation, ultimately encouraging settlers to move into and cultivate these new territories.

The other presidents mentioned may have significant legacies in various areas, but they were not directly involved in the creation of the PLSS. Washington led the country during its formative years post-independence, Lincoln focused on preserving the Union and addressing issues like slavery during the Civil War, and Roosevelt is known for his progressive reforms and conservation efforts in the early 20th century. None of them introduced or developed the foundational land surveying system that Jefferson established as part of his larger vision for the nation.