Answer:
William Barret "Buck" Travis (August 1, 1809 – March 6, 1836) was a 19th-century American lawyer and soldier. At the age of 26, he was a lieutenant colonel in the Texas Army. He died at the Battle of the Alamo during the Texas Revolution.
Travis turned to another Gonzales Ranger, Captain Albert Martin, to carry his most famous letter, penned on February 24, from the Alamo. Martin handed the letter off to one Lancelot Smither, and both men added postscripts to the missive including estimates of Mexican troop strength.
Explanation:
Ambulances, new techniques, and more advanced care fro wounded soldiers.
<span />
Paper and printing. Also the compass was a development from the Tang Dynasty as well
BABA BLACK SHEEP HAVE YOU ANY WOOL but the answer is a
