It is unethical because the US is the only country to have used the atomic bomb and by far the largest missile threat all over the planet today.
In contrast, Iran, China and Russia do not on a daily basis assassinate civilians with missiles.
In contrast, Iran, China and Russia do not on a daily basis assassinate civilians with missiles.
Those countries do, however, do a whole bunch of other pretty bad things.
And I definitely do not want them having more power an influence to enact their agenda on other parts of the world.