Serb about Russians and Americans

Why are Americans and their Western partners against our Serbs because we are a small but disobedient people, and because we are close to the Russians and ethnic and cultural alliance, and in every are actually native Russia, originally eastern Slavs, and to me that its origin is not ashamed, as opposed to the Catholic Slavs (Croats and Slovenians), which they refused, their origin, and agreed to be enemies of Russia, we are not, we are allies, we are a small crashes in the that esterners ha