1. Louisiana Purchase 2. Texas Annexation
3. Oregon Territory
4. Mexican Cession
5. Gadsden Purchase

Please tell me the year and why was the land added (purchase, war, or cession)

NO LINKS

concurrent jurisdiction is the ability to exercise judicial review by different courts at the same time, within the same territory, and over the same subject matter. for instance, a domestic violence matter may be heard in either a general civil court or a family court in the same county. whichever court actually exercises its jurisdiction first will do so exclusively.

because the early people found out about it.