Thune-aligned groups unleash historic war chest to defend Senate majority: 'Winning message'

The Senate Leadership Fund announced that it has raised over $500 million for the 2026 U.S. Senate elections to defend a Republican majority. The group plans to use ad campaigns in states like Iowa, Maine, Michigan, and North Carolina, highlighting elements such as crime policies and opposition to President Donald Trump’s legislative agenda. SLF executives stated they are confident that with funding and messaging, Republicans will maintain their majority this November.