He told reporters the charges were "unfounded" and accused the Russian leader of having recourse to scare tactics.
In danger of losing their power, the Nationalists have resorted to scare tactics.
The Left uses scare tactics from a different era to block environmentally sound production of raw materials.
"This is a matter of official record," he added, "not scare tactics."
The bill's supporters, mostly Republicans, accused the opposition of resorting to scare tactics.
"We hope this means an end of the behind-the-scenes lobbying, an end to media manipulation and an end to scare tactics used against our passengers."
They have to show that these are not scare tactics.
Donna Brightman, a board member who is not up for re-election, said the campaign against the budget amounts to "scare tactics" by opponents.
Graduate students and union officials, however, called such comments scare tactics and applauded the decision.
Mr. Bush said those who called the bill amnesty were resorting to scare tactics.