While I agree the US has committed war crimes, let's not delude ourselves into comparing them to Nazi Germany or Imperial Japan.
You'll find a lot of links between the US and Nazi Germany. Hitler even admired the US in how contradictory we were. All men are created equal or so it's written, but structurally, systematically, culturally, we were (and still are today) destroying the lives of non-whites all while the US claimed to be a bastion of freedom and opportunity. Hitler got plenty of inspiration for his regime from the US.
Also can't forget stull like this.
Six and a half months before Adolf Hitler invaded Poland, New York City’s Madison Square Garden hosted a rally to celebrate the rise of Nazism in Germany. Inside, more than 20,000 attendees raised Nazi salutes toward a 30-foot-tall portrait of George Washington flanked by swastikas. Outside...
www.history.com
Now let's skip ahead, the US has now destabilized so many countries so their left war torn, in poverty and allowed dictators to rise up to have control. Violent sects and regimes displacing people, many trying to flee to the US and other countries and none will have them. Then helping to write some of their law and trying to create a westernized democracy.
9/11. This attack was a big one. The attack finally gave the US a justification for war and to commit genocidal acts in the public eye. It brought so many together in the US under racism and denouncing allies who would not participate in the war. It also made way for less freedoms and privacy in the US.
We're a very imperialist country. Eager for war. Eager for rule.