The Qajar Dynasty was a Turkic dynasty that ruled Iran from 1796 to 1925.

Agha Mohammad Khan Qajar was the founder of the Qajar Dynasty. He was a military leader who unified Iran after the collapse of the Zand Dynasty.

Naser al-Din Shah Qajar is known for his modernization efforts and reforms. He introduced modern technology and infrastructure, and he also expanded Iran's educational system.

Fath Ali Shah Qajar signed the Treaty of Turkmenchay with Russia in 1828. This treaty ceded parts of Iran's territory to Russia.

Ahmad Shah Qajar was deposed in a coup d'état in 1925. This coup led to the end of the Qajar Dynasty and the establishment of the Pahlavi Dynasty.

Tehran was the capital of the Qajar Empire.

Fath Ali Shah Qajar is known for his patronage of the arts and culture. He was a poet and a musician, and he also commissioned many works of art.

Fath Ali Shah Qajar is known for his expansionist policies. He conquered parts of the Caucasus and Central Asia.

Mohammad Shah Qajar is known for his religious reforms. He introduced a new law that allowed non-Muslims to hold government positions.

Naser al-Din Shah Qajar is known for his modernization efforts in the military. He introduced modern weapons and training methods.

Naser al-Din Shah Qajar is known for his economic reforms. He introduced a new tax system and he also encouraged foreign investment.

Naser al-Din Shah Qajar is known for his educational reforms. He established a new system of public education and he also sent students to study abroad.

Naser al-Din Shah Qajar is known for his judicial reforms. He introduced a new penal code and he also established a new system of courts.

Naser al-Din Shah Qajar is known for his administrative reforms. He introduced a new system of provincial government and he also established a new system of taxation.