Trump promised to slash the size of the federal government. He’s done the opposite.

The reasons for Trump’s failures are many, according to the dozen sources across the ideological spectrum Insider interviewed for this story. On Capitol Hill, there are powerful lawmakers who have grown increasingly reluctant to slash budgets like Trump wanted. In Trump’s government, many of the people he brought on board lacked the requisite experience to really fulfill one of the president’s first-term campaign promises. Trump also hasn’t been helped by the steady turnover within his own administration.