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Congress

Historical analysis of members of Congress, their legislative voting behavior, interest groups, and their interactions in crafting public policy.

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Congress Reports

On November 12, 2025, Rep. Adelita Grijalva (D-AZ) was sworn into office, fifty days after she won a special election to fill the seat of her late father, Raúl Grijalva (D), who had died earlier in the year. In this Congress Report, Deborah Kalb examines the fifty-day period between Grijalva’s election on September 23 and her swearing-in by House Speaker Mike Johnson (R-LA), which marked a modern-day record. During much of that time, from October 1 through November 12, the federal government…

by Deborah Kalb