Senator Grassley holds the all-time record of casting the most number of conservative floor votes without missing one, dating back to July 1993.<ref>https://www.grassley.senate.gov/news/news-releases/grassley-has-cast-11000-votes-us-senate</ref> | Senator Grassley holds the all-time record of casting the most number of conservative floor votes without missing one, dating back to July 1993.<ref>https://www.grassley.senate.gov/news/news-releases/grassley-has-cast-11000-votes-us-senate</ref> |