Trump had previously said he would eliminate the $19 trillion debt in eight years.
Opposition from the Freedom Caucus makes it all but impossible for a budget to pass the House.
A new proposal would link the budget to votes on deficit reduction.
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Obama has called for $4 billion to train teachers for computer science.
Obama included big boosts to climate programs and research in his final budget.
The meeting is an effort to rally Democratic support around Obama’s budget request for Congress.
The snub from the two chairmen is unprecedented in more than 20 years.
GOP lawmakers laughed when Ryan said he had a promise from Reid.
Bipartisan negotiators see light at the end of the tunnel.
Rep. Steve Israel vowed to oppose any spending bill that blocks the research.
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“Congress must not cede even more power to the executive branch,” the House Budget chairman said.
Budget Chairman Mike Enzi announced the postponement in a statement.
GOP chances of passing a budget dwindle as SCOTUS fight looms.
Ryan's message will be simple: There will be consequences to not passing a budget.
Obama included funding for climate change rules in his budget request.
The budget includes a number of progressive ideas with little chance in GOP Congress.
North Korea sanctions, energy legislation and nutrition labeling fights are also on tap.
“We’re certainly committed to trying to pass a budget this year,” he said.
Negotiators were settling the final details of the deal late Tuesday.
Progress is reported, but sides say significant differences remain.
Passage sets up a new deadline of Dec. 16 to prevent a shutdown.
The House will need to approve the amended legislation before it can be sent to the White House.