A critical part of America's plan to resolve all issues left unresolved after nine years of war and occupation is to divide the indigenous Sunnis from the "foreign" Sunnis, i.e., ISIS, and "unite" Iraq.
The "war on terror" was built on two tiers of grief. Momentous and meaningless. Ours and theirs. The domestic politics of grief settled in for a very long haul, while perpetual war required the leaders of both major parties to keep affirming and reinforcing the two tiers of grief.
There are several other countries with drone systems comparable or superior to Iran's, notably France, Italy, and South Africa. With labels like "The Ambassador of Death", however, Iran's does have the scariest name.