The use of depleted uranium munitions has been fiercely debated, with opponents like the International Coalition to Ban Uranium Weapons saying there are dangerous health risks from ingesting or inhaling depleted uranium dust, including cancers and birth defects.
It won't be America it bites in the ass; they'll be a deadly menace to their neighbors in the West (as I would imagine Russia is going to remain on its toes about armed Ukrainian militias). They've been pretty open about their far right views. Frankly this was actually a brilliant strategy for the government; much like how they turned the Middle East into nations yearning for America's protection, so too will the rest of (Western) Europe now become new clients. As a business strategy it's brilliant, my only question is why European governments and the idiots who vote for them over there actually going along with this; you're watching the car careening towards the cliff, why are you cheering the guy pushing it from behind rather than slamming on the brakes.
Even the Taliban didn't commit 9/11 until the US had already been engaged in military actions in Afghanistan for years by that point. War profiteering is the point.