British Empire

Austro-Hungarian Empire

A multi-national dual monarchy in Central Europe ruled by the House of Habsburg from 1867 to 1918.

French Third Republic

The system of government adopted in France from 1870 following the collapse of the Second Empire until 1940.

German Empire

The German nation state that existed from the 1871 unification until the abdication of Wilhelm II in 1918.

Ottoman Empire

The Ottoman Empire was a powerful Islamic state that began as a small Turkish tribe in Anatolia (present-day Turkey). Over six centuries, it grew into a massive superpower that stretched across three continents: Southeast Europe, Western Asia, and Northern Africa. It stood at the crossroads of the East and West, controlling vital trade routes.

Osman's Dream and the Foundation

Legend says the empire's founder, Osman I, had a miraculous dream in the late 13th century. He dreamed that a moon emerged from a holy man's chest and entered his own. Then, a massive tree grew from his navel, its branches covering the entire world. This dream was seen as a divine prophecy that Osman and his descendants were destined to rule a mighty empire.

The Fall of Constantinople

The backbone of the Ottoman army was the Janissaries, elite infantry soldiers trained with intense discipline. Using these forces and massive gunpowder cannons, Sultan Mehmed II accomplished the impossible in 1453: he conquered Constantinople (present-day Istanbul). This historic victory ended the thousand-year-old Byzantine Empire, and the city became the glorious new capital of the Ottomans.

The Golden Age

The empire reached its absolute peak in the 16th century under the rule of Suleiman the Magnificent. He was not only a brilliant military commander who expanded the empire deep into Europe—even laying siege to Vienna—but also a great lawmaker and patron of the arts. During his reign, the empire was incredibly wealthy, and its culture, architecture, and science flourished.

Decline and Fall

However, no empire lasts forever. Starting in the 17th century, the Ottoman Empire slowly began to weaken. It faced internal corruption, technological stagnation, and increasing pressure from rising European powers like the Russian and Habsburg Empires. By the 19th century, it was often called the 'Sick Man of Europe.' The final blow came during World War I (1914–1918), where the empire fought on the losing side. After the war, the vast empire was divided, leading to its official collapse in 1922 and the birth of the modern Republic of Turkey under the leadership of Mustafa Kemal Atatürk.

Russian Empire

An empire that extended across Eurasia from 1721 until it was overthrown by the Russian Revolution in 1917.

Serbia

A powerful Christian state that dominated the medieval Balkans