Security Alliances MCQs – NATO, Warsaw Pact, CENTO, SEATO & SCO
33+ solved Security Alliances MCQs — NATO, Warsaw Pact, CENTO, SEATO & SCO for PPSC, FPSC, NTS, CSS & PMS papers.
NATO currently has 32 member countries (Sweden joined 2024).
NATO was established in 1949 (Washington Treaty).
Eisenhower was NATO’s Supreme Commander Europe before his US Presidency.
NATO aims to resist armed and political threats through collective defence.
NATO is the military alliance (ASEAN, NAFTA, EEC are economic).
NATO HQ is in Brussels, Belgium.
Cold War security blocs: NATO and the Warsaw Pact.
NATO was founded to resist the Communist Block (Soviet Bloc).
Russia is NOT a NATO member.
The Warsaw Pact was founded on 14 May 1955.
Warsaw Pact HQ was in Moscow.
The Warsaw Pact was dissolved in 1991.
The current NATO Secretary-General is Mark Rutte (since Oct 2024).
CENTO = Central Treaty Organization (originally Baghdad Pact).
CENTO was established in 1955 (originally Baghdad Pact).
CENTO founders: UK, Turkey, Iran, Pakistan & Iraq.
The USA joined CENTO as an associate in 1958 (never a full member).
Turkey, Iran & Pakistan withdrew from CENTO in 1979 — leading to dissolution.
The USA was active in establishing CENTO but not a full member.
SEATO = South-East Asia Treaty Organization.
SEATO was formally founded in 1955 (Manila Pact 1954).
SEATO was founded by the Manila Pact (8 Sept 1954).
The 8th founding SEATO member was the USA.
SEATO HQ was in Bangkok, Thailand.
SEATO was dissolved in 1977.
SEATO’s purpose: collective defence & SE Asian economic cooperation.
Pakistan withdrew from SEATO in 1973.
The ‘Shanghai Five’ was founded in April 1996.
Shanghai Five members included Tajikistan (with Russia, China, Kazakhstan, Kyrgyzstan).
Shanghai Five focused on terrorist threats from Afghanistan.
Uzbekistan joined in June 2001, renaming Shanghai Five → SCO.
The SCO has 8 member states (India & Pakistan joined 10 July 2015).
SCO objectives include border resolution, economic ties & multipolar world.
Today, how many countries are members of the North Atlantic Treaty Organization (NATO)?
NATO currently has 32 member countries — Finland (2023) and Sweden (2024) are the newest.
The North Atlantic Treaty Organization (NATO) was established in:
NATO was established on 4 April 1949 in Washington D.C.
Which American president was also a Supreme Commander of NATO forces in Europe before his US presidency?
Dwight D. Eisenhower served as the first Supreme Allied Commander Europe (SACEUR) before becoming US President in 1953.
What is the objective behind the formation of NATO?
NATO’s objective is to consult and develop capacity to resist both armed and political threats — the principle of collective defence (Article 5).
Which of the following is a military alliance?
NATO is the only military alliance among these — ASEAN, NAFTA and EEC are economic/regional groupings.
Where are the NATO headquarters?
NATO is headquartered in Brussels, Belgium.
What two security organizations dominated the Cold War era?
The Cold War was dominated by NATO (Western bloc) and the Warsaw Pact (Soviet/Eastern bloc).
NATO was founded with the aim of increasing the West’s ability to resist the threat of:
NATO was founded in 1949 to counter the Soviet/Communist Bloc.
Which of the following countries is NOT a member of NATO?
Russia is not a NATO member — it was the successor to the USSR which led the Warsaw Pact.
The Warsaw Pact was founded on which date?
The Warsaw Pact was signed on 14 May 1955 by the Soviet Union and 7 Eastern European allies.
Where was the headquarters of the Warsaw Pact?
The Warsaw Pact was headquartered in Moscow.
The Warsaw Pact was disestablished in:
The Warsaw Pact was dissolved on 1 July 1991 — following the collapse of communist regimes in Eastern Europe.
Who is the current Secretary-General of NATO?
Mark Rutte, former PM of the Netherlands, became NATO Secretary-General on 1 October 2024, succeeding Jens Stoltenberg.
What do the initials CENTO stand for?
CENTO = Central Treaty Organization, originally known as the Baghdad Pact.
The Central Treaty Organization (CENTO) was established in which year?
CENTO (originally the Baghdad Pact) was established in 1955.
Which set of countries were the founders of CENTO?
CENTO’s founding members were the UK, Turkey, Iran, Pakistan and Iraq.
The USA was NOT among the founders of CENTO but joined as an associate in:
The USA joined CENTO as an associate member in 1958 — but was never a full member.
When did Turkey, Iran and Pakistan withdraw from CENTO?
Turkey, Iran and Pakistan withdrew from CENTO in 1979 — leading to its dissolution.
Which country was very active in establishing CENTO but was not a full member?
The USA was instrumental in establishing CENTO but never became a full member (only an associate, 1958).
What do the initials SEATO stand for?
SEATO = South-East Asia Treaty Organization — founded by the Manila Pact 1954/55.
SEATO was formally founded in:
SEATO was formally founded on 19 February 1955 in Bangkok (Manila Pact signed 8 Sep 1954).
SEATO was founded by which pact?
SEATO was created by the Manila Pact (Southeast Asia Collective Defense Treaty), signed in the Philippines on 8 September 1954.
SEATO was founded by Australia, France, NZ, Pakistan, Philippines, Thailand, Britain and:
The 8 founding SEATO members included the United States.
SEATO’s headquarters were in:
SEATO was headquartered in Bangkok, Thailand.
SEATO was dissolved in:
SEATO was dissolved in 1977 after losing relevance post-Vietnam War.
What was the main purpose of SEATO?
SEATO’s primary purpose was collective defence (containment of communism) plus economic cooperation in SE Asia.
When did Pakistan withdraw from SEATO?
Pakistan withdrew from SEATO in 1973 after the alliance failed to support it in the 1971 war with India.
China founded the international alliance ‘Shanghai Five’ in which month/year?
The Shanghai Five was founded in April 1996 in Shanghai, China.
The original members of the Shanghai Five were Russia, China, Kazakhstan, Kyrgyzstan and:
Shanghai Five = Russia + China + Kazakhstan + Kyrgyzstan + Tajikistan.
The Shanghai Five especially focused on battling terrorist threats from:
The Shanghai Five focused on counter-terrorism, including threats from Afghanistan and Central Asian militancy.
In June 2001, which Central Asian state joined the Shanghai Five, after which the group was renamed the Shanghai Cooperation Organization (SCO)?
Uzbekistan joined the Shanghai Five in June 2001, after which the group was renamed the SCO.
What is the total number of member states in the Shanghai Cooperation Organization (SCO)?
The SCO has 8 main member states — India and Pakistan joined on 10 July 2015.
What are the major objectives of the SCO?
SCO’s objectives include resolving border disputes, fostering economic ties, counter-terrorism (RATS) and promoting a multipolar world.
Security Alliances — Complete Reference
Security alliances — particularly the Cold-War era NATO and Warsaw Pact, the Pakistan-linked CENTO (Baghdad Pact) and SEATO (Manila Pact), and the modern Shanghai Cooperation Organization (SCO) — are high-frequency topics in PPSC, FPSC, NTS, CSS, PMS, OTS, SPSC general-knowledge and current-affairs papers. This page covers 33 MCQs with answers and a quick-revision reference table. For broader UN/global org practice, also try our UNO & Other International Organizations and the full General Knowledge MCQs Hub.
Security Alliances — Comparison Table
| Alliance | Founded | HQ | Members | Status |
|---|---|---|---|---|
| NATO | 1949 | Brussels, Belgium | 32 countries | Active |
| Warsaw Pact | 14 May 1955 | Moscow, Russia | USSR + European Allies | Dissolved 1991 |
| CENTO (Baghdad Pact) | 1955 | Baghdad → Ankara | UK, Turkey, Iran, Pakistan, Iraq + USA (1958) | Dissolved 1979 |
| SEATO | 1955 (Manila Pact 1954) | Bangkok, Thailand | Australia, France, NZ, Pakistan, Philippines, Thailand, UK, USA | Dissolved 1977 |
| SCO | 2001 (from Shanghai Five 1996) | Beijing, China | 8 members (incl. India & Pakistan since 2015) | Active |
NATO & Warsaw Pact — Key Facts
- NATO (1949) — North Atlantic Treaty Organization; HQ Brussels; 32 members; current SG Mark Rutte. President Eisenhower was NATO’s Supreme Allied Commander Europe before his US Presidency.
- Warsaw Pact (14 May 1955) — Soviet response to NATO; HQ Moscow; dissolved 1991 after the Cold War.
- Cold War was dominated by these two opposing security blocs.
CENTO & SEATO — Pakistan’s Cold-War Alliances
- CENTO (1955-1979) — Central Treaty Organization, originally the Baghdad Pact. Founding members: UK, Turkey, Iran, Pakistan, Iraq. USA joined in 1958 but was never a full member. Dissolved in 1979 after Turkey, Iran & Pakistan withdrew.
- SEATO (1955-1977) — South-East Asia Treaty Organization, founded by the Manila Pact (8 Sep 1954). HQ Bangkok. Pakistan withdrew in 1973. Dissolved in 1977.
SCO (Shanghai Cooperation Organization)
The SCO grew out of the Shanghai Five (April 1996: Russia, China, Kazakhstan, Kyrgyzstan, Tajikistan). When Uzbekistan joined in June 2001, the group was renamed the Shanghai Cooperation Organization. India and Pakistan both joined on 10 July 2015, bringing total members to 8. The SCO focuses on resolving border disputes, fostering economic ties, counter-terrorism (RATS HQ in Tashkent) and promoting a multipolar world. The SCO Secretariat is in Beijing.
For authoritative reading, see Wikipedia’s NATO and SCO articles, plus the official NATO website.
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