The support trench served to house reinforcements, and supplies, for the front line troops that could be quickly transported to the front line trench. A third type of trench was commonly referred to as a reserve trench and was found dug "several hundred yards" behind the support and front line trenches.
Answer:first one is 1921-1929
second one is 1929
Explanation:
The Land Ordinance of 1785 was adopted by the United States Congress of the Confederation on May 20, 1785. It set up a standardized system whereby settlers could purchase title to farmland in the undeveloped west. ... The 1785 ordinance laid the foundations of land policy until passage of the Homestead Act in 1862.
Answer:
Over cultural differences, as well as slavery, language, and religions