The USA has been protecting much of the rest of the world since WWII. When we disarm ourselves, who will be there to protect us or the rest of the world? No one. That seems to be the goal of those who admire evil...the left.
Lefties actually believe the world is a safe enough place to not require a strong American military. They’re wrong in the same way they’d be wrong to cut their car insurance because they hadn’t had an accident in several years.