; (E) the status of coordination among Federal, State, local, tribal, and Mexican law enforcement entities relating to border security; (F) the terrain, population density, and climate along the Southern border; and (G) the international agreements between the United States and Mexico related to border security. (4) Classified form To the extent possible, the Secretary shall submit the Southern border threat analysis required under this subsection in unclassified form, but may submit a portion of the threat analysis in classified form if the Secretary determines such action is appropriate. (b) In general Not later than one year after the date of enactment of this section and every 2 years thereafter, the Secretary, acting through the Chief of the U.S. Border Patrol, shall issue a Border Patrol Strategic Plan (referred to in this section as the “plan”) to enhance the security of the international borders of the United States. (c) Elements The plan shall include the following: (1) A consideration of Border Patrol Capability Gap Analysis reporting, Border Security Improvement Plans, and any other strategic document authored by the U.S. Border Patrol to address security gaps with respect to ports of entry, including efforts to mitigate threats identified in such analyses, plans, and documents. (2) Information relating to the dissemination of information relating to border security or border threats with respect to the efforts of the Department and other appropriate Federal agencies. (3) Information relating to efforts by U.S. Border Patrol to— (A) increase situational awareness, including— (i) surveillance capabilities, such as capabilities developed or utilized by the Department of Defense, and any appropriate technology determined to be excess by the Department of Defense; and (ii) the use of manned aircraft and unmanned aircraft systems; (B) detect and prevent terrorists and instruments of terrorism from entering the United States