Ethnic rivalries in Rwanda had been encouraged by German and Belgian imperialists throughout most of this century. Conditions were exacerbated by Western-imposed economic structural adjustment in the early 1990s. Similar conditions, by the way were imposed on Yugoslavia at about the same time. Turkey also conducts bombing raids into northern Iraq and has even sent in troops to hunt down members of the Kurdistan Workers Party, often killing civilians in the process. This is a clear violation of Iraq's sovereignty, precisely the kind of action on which the international community could have a very positive effect without firing a shot.
Details are readily available.
In sum, the Serbian human rights record, though not a good one, cannot be clearly pinpointed as the prime motivation for NATO's intervention. Other nations have worse records, and in numerous cases the U.S. can be seen as a silent partner to these criminal regimes. This alone should be cause for great skepticism in the case of Kosovo. Milosovic is not a comprador for the core Western powers. From this point of view either the government of Yugoslavia had to be replaced or Kosovo had to become independent.