What happened to roosevelt's "court-packing" plan? (ch. 24) it turned out to be one of roosevelt's greatest triumphs. it was the issue that enabled the republicans to retake control of the senate in the 1938 election. he had to drop it but was able to replace four members of the supreme court who retired shortly thereafter. congress, including new deal supporters and many conservatives, approved of it because they felt it was time for a change. the american people rejected it in a referendum?