The Czech Republic, Ireland and Poland are the only member states yet to ratify the treaty.
Jordan's information minister Mohamed al-Momani has said he expects his government to ratify the treaty, saying it deals with far-ranging judicial cooperation between the two countries, which goes beyond the individual case of Abu Qatada.
The Obama administration needs eight Republican votes to reach the 67 needed to ratify the treaty - but that number will increase to 14 when the new Congress convenes in January, as the Republicans won more Senate seats in the mid-term elections.
BBC: Obama: Start nuclear treaty vital for national security
In a rare appearance at the US Capitol on Wednesday, Mrs Clinton spoke alongside Senate Foreign Relations Committee chairman John Kerry and Republican Senator Richard Lugar, also urging the Senate to ratify the treaty in response to a "continuing threat that is posed to our country".
BBC: Obama: Start nuclear treaty vital for national security
These steps include the completion of a new strategic weapons treaty with Russia, a rebalancing of US nuclear policy towards a reduction in the potential use of nuclear weapons and their development, and a commitment to ask the US Senate to ratify the treaty banning nuclear tests.
Failure to ratify the treaty this year not only would mean losing our nuclear inspectors in Russia, but also it would undermine the international coalition pressuring Iran, put to risk the transit routes used to equip our troops in Afghanistan, and undo decades of American leadership and bipartisanship on nuclear security.
WHITEHOUSE: Weekly Address: New START Treaty ��Fundamental�� to Security | The White House
As our diplomats seek to improve the treaty by better drafting, by eliminating unverifiable prohibitions and by providing for minimal safety and security testing, they will have a powerful new argument to make to other countries: They will be able to say they cannot muster the votes to ratify the treaty until it is fixed.
With isolationists and others suspicious of Europe dominating the debate, Congress refused to ratify the Versailles treaty, which provided for the League.
Doing so, they argue, would in turn prompt Russia to refuse to ratify the START II Treaty and to withdraw from the earlier START I accord.
Mr Obama has made climate change a major priority for his administration, after previous incumbents had failed to ratify the Kyoto treaty.
Mr Obama is unlikely to ratify the ICC treaty.
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German standoffishness toward the EU is now based in law: a 2009 ruling by Germany's Constitutional Court allowed it to ratify the Lisbon treaty but limited further transfers of power to Brussels.
The U.S. Senate needs to ratify any changes to the NATO treaty, as do the assemblies of 15 other NATO members.
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But success on any of these fronts depends on the United States Congress, which has yet to ratify the Central America treaty, and is in protectionist mood.
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C. fully ignored that the U.S. has for over a quarter-century expressly refused to ratify a treaty (the 1977 Protocol I to the Geneva Conventions) that would grant POW protections to non-state militias.
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Obama may want the Senate to ratify the test-ban treaty but that has not happened yet and his moves on climate change, too, will require congressional compliance.
But why would the Russians be so keen to have the United States ratify the Law of the Sea Treaty?
Ireland is the only EU state putting it to a national vote but only 12 of the 17 eurozone members need to ratify it, so a "No" would not block the treaty.
Mr Obama dearly wants the Senate to ratify his new START treaty with Russia, but as he prepared to jet out again for high diplomacy in Europe, the Republicans indicated that he would not get that in the lame-duck session, if at all.
In three countries, Poland, the Czech Republic and Slovakia, they have halted the implementation of the treaty, and the European Parliament now appears less than eager to ratify it.
These include Mr. Obama's hopes for the Senate to ratify a nuclear-weapons treaty with Russia.
This week he asked it to ratify another four-year-old treaty, the Chemical Weapons Convention, which would make Russia destroy 40, 000 metric tonnes of chemical agents.
EU's lack of democratic accountability (acutely felt by the British, who dislike the reform treaty that Mr Brown aims to ratify without a referendum) won't solve themselves.
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For now, until there is any legislation to set up a referendum or ratify a new treaty, the debate is one for pamphlets and policy papers, not detailed scrutiny and votes on the floor of the House of Commons.
German Foreign Minister Guido Westerwelle said that all the 25 nations which signed up to the treaty should follow Ireland's example and ratify it.
Vice-President Joseph Biden has warned the US that failure to ratify a new nuclear arms control treaty with Russia will "endanger our national security".
BBC: Biden warns failure to pass nuclear treaty endangers US
Russia's State Duma made a conciliatory gesture towards improving relations with Washington Wednesday when it answered calls by Putin to ratify the most recent U.S.-Russia nuclear arms treaty.
And with your Nuclear Threat Initiative, you helped us ratify the New START treaty, rally the world to secure nuclear materials, strengthen the global nonproliferation regime, and create an international fuel bank for peaceful nuclear power.
In 1997, the Senate declared by a vote of 95 to 0 that it would ratify no treaty that did not include everyone, effectively killing Kyoto.
Today, we reaffirmed our commitment to work to ratify this treaty as soon as possible so it can enter into force and set the stage for further cuts and cooperation.
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