So if you are a Republican you believe that illegal aliens are w*tbacks.<quoted text>
people who form groups are like minded individuals. As the leadership changes, the ideology stays the same. if people in a group have differences in ideology, they will break away from the group. When a country loses a war and the leadership changes, the leaderships ideology is changed as well.
Next, you'll be telling me all Christians picket funerals for dead soldiers holding "God hates f*gs" signs.
New leadership changes an organization. The Muslim Brotherhood is a large organization with many factions.