The document analyzes Russia's influence in the political dynamics between Serbia and the United States, exploring the leadership characteristics of Aleksandar Vučić and Donald Trump under Vladimir Putin's strategies. It highlights how Russia seeks to weaken U.S. unipolarity while strengthening its global power through manipulation and support of certain leaders, all while analyzing historical events from 1991 to 2020. The conclusion underscores Putin's preference for undemocratic leaders who can serve Russia's geopolitical ambitions.