India, Nov. 5 -- Capitalising on an extraordinary electoral realignment that delivered legislative majorities in both chambers of Capitol Hill, Democratic congressional leaders are wasting no time in structuring an aggressive oversight framework to challenge the executive branch.

Following a midterm cycle defined by voter discontent over economic pressures and foreign policy entanglements, incoming congressional majorities are preparing to wield committee gavels, subpoena powers, and budgetary leverage to demand sweeping accountability from the administration of US President Donald Trump.

The sweeping electoral results, which saw Democrats flip critical Senate seats and reclaim control of the House of Representatives, have abruptly tran...