evidence: Trump’s false claim on his tax cuts [...] Facts First: This is false. Analyses have found that Trump’s 2017 Tax Cuts and Jobs Act was not the largest in history, either in percentage of gross domestic product or inflation-adjusted dollars. [...] This is false. Analyses have found that Trump’s 2017 Tax Cuts and Jobs Act was not the largest in history, either in percentage of gross domestic product or inflation-adjusted dollars. You can read a detailed fact check here.