What does pretain to Texas history in 1835 mean?

"Pertain to Texas history in 1835" refers to events, developments, and significant occurrences in Texas during that year, particularly related to its struggle for independence from Mexico. This period marked the lead-up to the Texas Revolution, with key events such as the emergence of Texian resistance and the formation of revolutionary groups. Notable incidents, like the Siege of Bexar, also occurred in 1835, setting the stage for Texas's eventual Declaration of Independence in 1836. Overall, it encompasses the political, social, and military dynamics that defined Texas during this pivotal time.