But while that might end the standoff and allow Congress to move to other priorities, some Republicans believe such a declaration would usurp congressional power and could lead future Democratic presidents to make similar moves to advance liberal priorities.
As a protracted partial shutdown of the federal government was on pace to be the longest in U.S. history, President Trump made the comment as he headed from the White House to Texas, where he visited the U.S. -Mexico border.
It's a different accommodation from just a few years ago. An official who spoke to CNN said the White House has asked the Pentagon to provide it with a list of funds that were meant to go to relief projects but have not yet been spent, which totals an estimated $13 billion. They complained about Obama as "king", "emperor" or "tyrant".
But if he follows through on a threat to declare a national emergency in order to build a border wall, experts say he's going to have to rely on facts and legal arguments - and the evidence is not on his side. "But those same conservatives, I'm sure, if it's deployed, would embrace him as having done all he could do to negotiate with Democrats".
"Democrats could solve the Shutdown in 15 minutes!" he said in one tweet, adding in another, "We will be out for a long time unless the Democrats come back from their "vacations" and get back to work".
He added: "If you ask the folks in Russian Federation, I've been tougher on Russian Federation than anybody else, any other. probably any other president, period, but certainly the last three or four presidents". "When the president acts, we will respond to whatever he does", she said. "The Democrats are forcing him into a choice of doing the national emergency because they won't sit down and discuss it".
The current shutdown of the United States government has become the longest in the nation's history, as unpaid federal employees walk off the job in increasing numbers.
One close Trump ally, Republican Representative Mark Meadows of North Carolina, said late Thursday that the declaration was "inevitable".
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Oceans warming much faster than previously thought
The robots dive to a depth of 2000 metres every few days, recording the temperature as they float back up to the surface. Overall, temperatures in the ocean down to 2,000 metres rose about 0.1 degree Celsius (0.18F) from 1971-2010, he said.
Prosecutors set to indict Nissan's Ghosn again on Friday
Prosecutors say Ghosn shifted personal foreign exchange contracts with potential losses of about 16 million dollars onto Nissan. If proven, each of Ghosn's alleged offense may carry a sentence of as much as 10 years, prosecutors have said.
The impasse has paralyzed Washington - its impact felt increasingly around the country - with the president retaliating by refusing to sign off on budgets for swaths of government departments unrelated to the dispute. "Build a wall now", he said.
Trump insisted on Friday he was within his rights to declare a national emergency to secure funding, but said: "I'm not going to do it so fast".
Experts have said even though the president may have the authority to invoke powers under the 1976 National Emergencies Act, using it will nearly certainly bring on a court battle. In December, the president announced that both his Chief of Staff John Kelly as well as U.S. Eighteen percent say they have been inconvenienced, including 7 percent who say it has been a major problem. Declaring an emergency could give the president access to many other powers, according to the Brennan Center for Justice at NYU School of Law.
The BBC's David Willis in Washington says that, with no further talks with the Democrats planned, this now seems the most likely option for the president. Mazie Hirono, D-Hawaii who serves on the Judiciary Committee. "I think he's got to do it".
But what cuts to the core of the concern on Capitol Hill is the executive branch wading into legislative domain to shift money Congress has already approved to the wall.
The White House has suggested building the wall with steel rather than concrete as a key concession.