Let's start with Benghazi - 4 dead. Libya in general: 114 civilians killed and 445 wounded during Odyssey Dawn.
Iraq War: (voted for, supported) 4,424 US dead, 30k+ US wounded. Hundreds of thousands of Iraqi and other casualties
Afghanistan War: (same, same) 2,386 US dead, 20k+ US wounded. Hundreds of thousands of Afghan and other casualties.
After that, we can talk about the dozens of US dead after involvement in her scandals. Vince Foster, et al.