Split Senate delegations less common in recent years | Pew Research Center
Members of the United States Congress - GovTrack.us
How do major political parties split control of Congress? - U.S. Embassy & Consulates in Italy
Who will control the Senate in 2022? Four states to watch. - Washington Post
A Blue Nevada Means Democrats Will Keep Control Of The Senate | FiveThirtyEight
The Republican Senate edge – Sabato's Crystal Ball
Party control in Congress and State Legislatures (1978-2016) | Nick Hillman
U.S. Senate: Seating Plans
Analysis: The Senate playing field is moving toward Republicans | CNN Politics
Consensus 2022 Senate Forecast - 270toWin
Why the Democrats are our narrow favourites to win the Senate
U.S. Senate composition by party and state 2023 | Statista
U.S. Senate: Combined Desks Seating Chart
US midterms: The 10 key races that will decide fate of the Senate | US Midterm Elections 2022 News | Al Jazeera
Balance of Power in the Senate | Bloomberg Government
The Senate seats most likely to flip parties in November - The Washington Post
Which Senate seats are up in 2022 - The Washington Post
2020 Senate Election Results - 270toWin
With Control of the Senate in Play, These Are the Races to Watch - The New York Times
Mapped: The Age of U.S. Senators, by State
Here's why the 2018 Senate election will be crucial for President Trump and his Democratic foes - Los Angeles Times
What's Going On in This Graph? | Senate Representation by State - The New York Times
Who Will Control The House And Senate? Here's What We Can Say At 4:30 a.m. | FiveThirtyEight
