If you interact with American businesses, use American technology or pay taxes to any Western government, you're indirectly funding genocide, slavery, wanton environmental destruction and countless other crimes by the US, its allies and corporations.
There is no ethical consumption under capitalism, none of our hands are clean. We all deal with our complicity in various ways, and draw our lines in the sand where we will, but at the end of the day survival in this world forces us all to be hypocrites.