US President Donald Trump is famed as a political showman -- and during a record-breaking three hour and 16 minute cabinet meeting, the show went on, and on, and on.

The extraordinary performance on Tuesday was the 79-year-old Republican's longest ever televised press event, the White House and US media said.

The former reality TV star freewheeled through his favorite topics during the marathon session, before his top officials seated around the huge wooden table took turns to praise the "greatest president" in history.

"This has never been done before," a beaming Trump said as the meeting finally wrapped up.

"There's something really nice about the openness of what we're doing -- it's an open government, that's what we are."

But while the White House likes to boast about Trump being

See Full Page