Entries starting with A
- Abuja: History, Aso Rock and Key Facts About Nigeria’s Federal CapitalAbuja is Nigeria's purpose-built federal capital, dominated by the granite monolith Aso Rock.
- Accra: History, Independence Square and Key Facts About Ghana’s CapitalAccra is Ghana's capital, home to Independence Square, the monument to Ghana's 1957 independence.
- Addis Ababa: History, the African Union and Key Facts About Ethiopia’s CapitalAddis Ababa is Ethiopia's capital and the seat of the African Union, making it Africa's diplomatic capital.
- Afghanistan: Geography, History, Government and Key FactsAfghanistan is a landlocked, mountainous country in South and Central Asia, bordered by Pakistan, Iran and three Central Asian states, with Kabul as its capital.
- Agra: Geography, History, Culture and Key FactsAgra, Uttar Pradesh, is home to the Taj Mahal, the Mughal mausoleum Shah Jahan built for his wife Mumtaz Mahal.
- Albania: Geography, History, Government and Key FactsAlbania is a Southeastern European country on the Balkan Peninsula facing Italy across the Adriatic Sea, with Tirana as its capital.
- Alexandria: History, Geography and Key Facts About Egypt’s Port CityAlexandria is Egypt's second-largest city and chief seaport, founded by Alexander the Great in 332 BCE.
- Algeria: Geography, History, Government and Key FactsAlgeria is the largest country in Africa by area, stretching from a Mediterranean coastline to the Sahara Desert, with Algiers as its capital.
- Algiers: History, the Casbah and Key Facts About Algeria’s CapitalAlgiers is Algeria's capital, a Mediterranean port city built around the UNESCO-listed Casbah citadel.
- AlgorithmAn algorithm is a computable set of steps that turns an input into a desired result, such as a sorted list or a route.
- Amman: History, Geography and Key Facts About Jordan’s CapitalAmman is the capital and largest city of Jordan, built on hills at the eastern edge of the Ajlun Mountains.
- Amsterdam: History, Geography, Culture and Key FactsAmsterdam is the Netherlands' constitutional capital, built around a 17th-century canal ring from its Dutch Golden Age as a global trading power.
- Andorra: Geography, History, Government and Key FactsAndorra is a small co-principality in the eastern Pyrenees between France and Spain, with Andorra la Vella as its capital.
- Angola: Geography, History, Government and Key FactsAngola is a large Southern African country on the Atlantic coast, with Luanda as its capital and oil as the backbone of its economy.
- Ankara: Turkey’s Modern CapitalAnkara is the capital of Turkey, chosen in 1923 by Mustafa Kemal Ataturk, with roots as the ancient city of Ancyra.
- AnnexationAnnexation is a state's claim to have taken legal sovereignty over territory seized by force, a claim international law treats as invalid.
- Antigua and Barbuda: Geography, History, Government and Key FactsA twin-island Caribbean nation in the Leeward Islands, independent from the UK since 1981 and known for tourism, sailing and Carnival.
- Antitrust lawAntitrust law is the body of rules that stops firms from fixing prices, abusing a dominant position, or merging in ways that harm competition.
- AquiferAn aquifer is an underground layer of rock or sediment saturated with water that can be drawn out through wells and springs.
- Argentina: Geography, History, Government and Key FactsSouth America's second-largest country, stretching from the Pampas to Patagonia, known for tango, beef and cycles of economic volatility.
- Armenia: Geography, History, Government and Key FactsA landlocked South Caucasus nation and one of the world's oldest Christian civilizations, known for ancient monasteries and a growing tourism sector.
- Arms embargoAn arms embargo bans supplying weapons, military equipment and related services to a country, group or person to promote peace and security.
- Athens: History, Geography, Culture and Key FactsAthens is the capital of Greece, birthplace of Western democracy and philosophy, home to the Acropolis and the Parthenon.
- AtomAn atom is the smallest particle that still counts as a chemical element, made of a tiny dense nucleus surrounded by electrons.
- Auckland: History, the Sky Tower and Key Facts About New Zealand’s Largest CityAuckland, Tamaki Makaurau, is New Zealand's largest city, home to about a third of the country's population.
- Australia: Geography, History, Government and Key FactsThe world's smallest continent and sixth-largest country, known for unique wildlife, the Great Barrier Reef and a multicultural, high-income economy.
- Austria: Geography, History, Government and Key FactsA landlocked Alpine country in Central Europe and former seat of the Habsburg Empire, known for classical music, skiing and Vienna's imperial heritage.
- Azerbaijan: Geography, History, Government and Key FactsAzerbaijan is a country in the South Caucasus on the Caspian Sea, bordered by Armenia, Georgia, Iran, Russia, and Turkiye.