
Following is the chronology of some key developments related to the landmark Indo-US nuclear deal:
1968: India refuses to sign the Nuclear Nonproliferation Treaty NPT on the grounds that it is discriminatory.
May 18, 1974: India conducts its first nuclear test. The same year, Nuclear Suppliers Group NSG was formed in reaction to the Indian atomic tests to check nuclear proliferation.
March 10, 1978: US President Jimmy Carter signs the Nuclear Non-Proliferation Act, following which US ceases exporting nuclear assistance to India.
May 11-13, 1998: India tests five underground nuclear tests.
July 18, 2005: US President George W Bush and Prime Minister Manmohan Singh first announce their intention to enter into a nuclear agreement in Washington.
March 1, 2006: Bush visits India for the first time.
March 3, 2006: Bush and Singh issue a joint statement on their growing strategic partnership, emphasising their agreement on civil nuclear cooperation.
July 26, 2006: The US House of Representatives passes the 8216;Henry J Hyde United States-India Peaceful Atomic Energy Cooperation Act of 2006,8217; which stipulates that Washington will cooperate with New Delhi on nuclear issues and exempt it from signing the Nonproliferation Treaty.
July 28, 2006: The Left parties demand threadbare discussion on the issue in Parliament. November 16, 2006: The US Senate passes the 8216;United States-India Peaceful Atomic Energy Cooperation and US Additional Protocol Implementation Act8217; to 8220;exempt from certain requirements of the Atomic Energy Act of 1954 United States exports of nuclear materials, equipment, and technology to India.8221; December 18, 2006: President Bush signs into law congressional legislation on Indian atomic energy.
July 27, 2007: Negotiations on a bilateral agreement between the United States and India conclude.
Aug 3, 2007: The text of the 8216;Agreement for Cooperation between the Government of the United States of America and the Government of India concerning peaceful uses of nuclear energy8217; 123 Agreement is released by both governments.
Aug 13, 2007: Prime Minister Manmohan Singh makes a suo motu statement on the deal in Parliament.
Aug 17, 2007: CPIM General Secretary Prakash Karat says the 8216;honeymoon with government may be over but the marriage can go on8217;.
Sept 4, 2007: UPA-Left committee to discuss nuclear deal set up.
Feb 25, 2008: Left parties say the UPA would have to choose between the deal and its government8217;s stability.
March 3, 2008: Left parties warn of 8216;serious consequences8217; if the nuclear deal is operationalised.
March 6, 2008: Left parties set a deadline asking the government to make it clear by March 15 whether it intended to proceed with the nuclear deal or drop it.
March 7, 2008: CPI writes to the Prime Minister, warns of withdrawal of support if government goes ahead with the deal.
March 14, 2008: CPIM says the Left parties will not be responsible if the government falls over the nuclear deal.
April 23, 2008: Government says it will seek the sense of the House on the 123 Agreement before it is taken up for ratification by the American Congress.
June 17, 2008: External Affairs Minister Pranab Mukherjee meets Prakash Karat, asks the Left to allow the government to go ahead with International Atomic Energy Agency IAEA safeguards agreement.
June 30, 2008: Prime Minister says his government prepared to face Parliament before operationalising the deal.
July 8, 2008: Left parties withdraw support to government.
July 9, 2008: The draft India-specific safeguards accord with the IAEA circulated to IAEA8217;s Board of Governors for approval.
July 10, 2008: Prime Minister calls for a vote of confidence in Parliament.
July 14, 2008: The IAEA says it will meet on August 1 to consider the India-specific safeguards agreement.
July 18, 2008: Foreign Secretary Shivshankar Menon briefs the IAEA Board of Governors and some NSG countries in Vienna on the safeguards agreement.
July 22, 2008: Government is willing to look at 8220;possible amendments8221; to the Atomic Energy Act to ensure that the country8217;s strategic autonomy will never be compromised, says Prime Minister Singh.
July 22, 2008: UPA government wins trust vote in the Lok Sabha.
July 24, 2008: India dismisses warning by Pakistan that the deal will accelerate an atomic arms race in the sub-continent.
July 24, 2008: India launches full blast lobbying among the 45-nation NSG for an exemption for nuclear commerce.
July 25, 2008: IAEA secretariat briefs member states on India-specific safeguards agreement.
Aug 1, 2008: IAEA Board of Governors adopts India- specific safeguards agreement unanimously.
Aug 21-22, 2008: The NSG meet to consider an India waiver ends inconclusively amid reservations by some countries.
Sep 4-6, 2008: The NSG meets for the second time on the issue after the US comes up with a revised draft and grants waiver to India after marathon parleys.
Sept 11: President Bush sends the text of the 123 Agreement to the US Congress for final approval.
Sept 12: US remains silent over the controversy in India triggered by President Bush8217;s assertions that nuclear fuel supply assurances to New Delhi under the deal were only political commitments and not legally binding.
Sept 13: The State Department issues a fact sheet on the nuclear deal saying the initiative will help meet India8217;s growing energy requirements and strengthen the non- proliferation regime by welcoming New Delhi into globally accepted nonproliferation standards and practices.
Sept 18: The Senate Foreign Relations Committee kicks off a crucial hearing on the Indo-US nuclear deal.
Sept 19: America8217;s nuclear fuel supply assurances to India are a 8220;political commitment8221; and the government cannot 8220;legally compel8221; US firms to sell a 8220;given product8221; to New Delhi, top officials tells Congressional panel.
Sept 21: US financial crisis diverts attention from N-deal as both the Bush Administration and the Congress are bogged down over efforts to rescue bankrupt American banks. financial crisis in the country.
Sept 26: PM Singh meets President Bush at the White House, but were not able to sign the nuclear deal as the Congress did not approve it.
Sept 27: House of Representatives approves the Indo-US nuclear deal. 298 members voted for the Bill while 117 voted against.
Oct 1: Senate rejects killer amendments. Approves the deal with 86 votes for and 13 against the Indo-US nuclear deal.