The major threats, foreign and domestic, that the United States has confronted in the Post Cold-War Era after 9/11.

Domestic- Possible Terrorist threats inside of the country(ghost cells), also large lockdown on foreign immigration and airplane security. Outside the US, non direct war in Afghanistan and Middle East, vs Russian Backing and terrorist organizations like ISIS and Al-Queda, the first is far more lethal to American Assets

Explanation:

the  seven  days  battles  were  a series of seven battles over seven  days from june 25 to july 1, 1862, near richmond, virginia,  during  the american civil war. the  seven  days ended with mcclellan's army in relative safety next to the james river, having suffered almost 16,000 casualtiesduring  the retreat.