3. There are now only four Republican female Senators.
Two Republican female Senators, Kay Bailey Hutchison of Texas and Olympia Snowe (pictured) of Maine, are retiring.
4. All six female Democratic Senators who were up for reelection won their races.
Kirsten Gillibrand of New York (pictured), Maria Cantwell of Washington, Dianne Feinstein of California, Amy Klobuchar of Minnesota, Claire McCaskill of Missouri, and Debbie Stabenow of Michigan.
5. Many of them were close allies.
New York’s Kirsten Gillibrand, who held on to a strong lead in the polls for the duration of her campaign, led an effort to fundraise for fellow Democratic women running for Senate seats. Some of that money went to Claire McCaskill’s (pictured) successful Missouri campaign against Todd Akin, who became famous for his comments about pregnancy and “legitimate rape.”
7. New Hampshire also has the first all-female delegation.
Maggie Hassan won the state’s race for governor, and the two new representatives are also women. They join New Hampshire’s two incumbent female senators, Jeanne Shaheen and Kelly Ayotte, to form the first all-female state delegation.