Political changes refer to shifts in governance, policies, or political power within a country or region. These changes can occur through various means, such as elections, revolutions, or reforms. For example, a new political party may come to power after winning an election, leading to changes in laws and regulations that affect citizens' lives. Such changes can also result from social movements or public protests, where citizens demand reforms or new leadership. Historical events, like the fall of the Berlin Wall or the Arab Spring, illustrate how political changes can reshape nations and influence global relations.