Yes it is. The USA has basically the two party system. With a few exceptions, it is only the candidates from either the Democrat or the Republican party that are allowed to debate on national TV. Unlike in Russia where they allowed several candidates for president from different parties to debate on national TV. According to the political commentator Sean Hannity, the Republican party today is mostly a mirror image of the Democrat party, so that means that Americans don’t have the choices that other countries have and the two parties which are similar in many ways have a stranglehold on the American voting system