What is Strategic Arms Reduction Treaty (START)?
Historical Background
Key Points
10 points- 1.
START I limited each side to a maximum of 6,000 strategic nuclear warheads and 1,600 delivery vehicles (ICBMs, SLBMs, and heavy bombers).
- 2.
New START limited each side to 1,550 deployed strategic nuclear warheads, 700 deployed ICBMs and SLBMs, and 800 deployed and non-deployed ICBM launchers, SLBM launchers, and heavy bombers.
- 3.
The treaties included extensive verification measures, such as on-site inspections and data exchanges, to ensure compliance.
- 4.
START focused on reducing strategic offensive arms, meaning weapons capable of reaching the other country's territory.
Visual Insights
Strategic Arms Reduction Treaty (START) Mind Map
Key aspects of the START treaty, including its objectives, provisions, and implications.
START Treaty
- ●Objectives
- ●Key Provisions
- ●Historical Context
- ●Recent Developments
Recent Real-World Examples
1 examplesIllustrated in 1 real-world examples from Feb 2026 to Feb 2026
Source Topic
End of START: A call for broader, equitable arms talks
International RelationsUPSC Relevance
The Strategic Arms Reduction Treaty (START) is important for the UPSC exam, especially for GS-2 (International Relations). It is frequently asked about in both Prelims and Mains. In Prelims, questions can focus on the treaty's provisions, timelines, and key actors.
In Mains, questions may ask about the treaty's impact on global security, its successes and failures, and the implications of its expiration. Recent years have seen questions on arms control and nuclear proliferation. For example, questions might ask about the challenges to arms control in the 21st century or the role of international treaties in maintaining peace and security.
When answering, focus on providing a balanced analysis of the treaty's significance and the current geopolitical context.
Frequently Asked Questions
61. What is the Strategic Arms Reduction Treaty (START) and why is it important for the UPSC exam?
The Strategic Arms Reduction Treaty (START) refers to a series of bilateral treaties between the United States and the Soviet Union (later Russia) aimed at reducing and limiting strategic offensive arms. Its main goal was to decrease the threat of nuclear war by limiting the number of nuclear weapons each country could possess. It is important for the UPSC exam, especially GS-2 (International Relations), because it directly relates to international security, arms control, and the relationship between major global powers. Questions can appear in both Prelims and Mains.
Exam Tip
Remember the key countries involved (US and USSR/Russia) and the main goal (reducing nuclear weapons).
2. What were the key provisions of the START I and New START treaties?
The START I and New START treaties had several key provisions aimed at limiting strategic offensive arms. As per the concept data: * START I limited each side to a maximum of 6,000 strategic nuclear warheads and 1,600 delivery vehicles. * New START limited each side to 1,550 deployed strategic nuclear warheads, 700 deployed ICBMs and SLBMs, and 800 deployed and non-deployed ICBM launchers, SLBM launchers, and heavy bombers.