Explanation

• In World War I (1914), Turkey (then the Ottoman Empire) sided with the Central Powers

Additional information:

• World War I lasted from 28 July 1914 to 11 November 1918.
• It was a global war originating in Europe.
• Chlorine gas was first used during World War I at Ypres in April 1915.
• After World War I, the influenza pandemic occurred in 1918.
• During World War I, Russia signed the Peace Treaty with Germany in 1917.

Last updated by NS on 06-09-2026​

Explanation

• The Truman Doctrine was announced by U.S. President Harry S. Truman on March 12, 1947.
• Its main purpose was to contain the spread of communism, especially in Greece and Turkey.
• It marked the beginning of the U.S. policy of containment during the Cold War.

Last verified on 06-09-2026

Explanation

• Cold War was a period of political and military tension after World War II.
• Main rivalry: United States (USA) vs. Soviet Union (USSR).
• It lasted roughly from 1947 to 1991.
• Conflict involved arms race, space race, and ideological competition.

Last verified on 07-02-2026

Explanation

As of September 2026, the country involved in the major military escalation with Iran is the United States (U.S.).

Conflict Background:

In February 2026, the U.S. and Israel launched major attacks on Iran, beginning a much wider war.

Iran responded with missile and drone attacks against U.S. forces and U.S. allies in the Middle East.

****

Explanation

• Attack Date: 24 February 2022, before 5:00 a.m. Kyiv time
  • Declared By: Vladimir Putin as “special military operation”
  • Territorial Control: Russia controls ~1.8% area around Kharkiv (east Ukraine)
  • Reason: Rising tensions due to Russian military buildup in 2021

Additional information:

• Capital: Moscow
• Area: 17.1 million km²
• Currency: Russian Ruble
• Population: 144.1 million (2020, World Bank)
• Continent: Europe & Asia

Last verified on 02-02-2026