Title: Leadership in the U.S. Senate
Subjects: United states, congress, senate, Legislators, united states, United states, politics and government, 20th century, United states, politics and government, 21st century, Majority leaders, History, Leadership, Legislators, Biography, Politics and government, Parlementaires, Biographies, Politique et gouvernement, POLITICAL SCIENCE, Government, Legislative Branch, United States. Congress. Senate, United States, États-Unis. Congress. Senate, États-Unis