Mesopotamia was irrevocably lost for the Persians. The Treaty of Zuhab that followed the war generally reconfirmed the borders as agreed by the Peace of Amasya, with Eastern Armenia, Eastern Georgia, Azerbaijan, and Dagestan staying Persian, while Western Armenia, and Western Georgia stayed Ottoman. Murad IV's reign is most notable for the Ottoman–Safavid War (1623–39) against Persia (today Iran) in which Ottoman forces managed to conquer Azerbaijan, occupying Tabriz, Hamadan, and capturing Baghdad in 1638. The fire that lasted for 30 hours was only extinguished after the wind stopped. The most beautiful districts of Istanbul were ruined, from the Yeniodas, Mollagürani districts, Fener gate to Sultanselim, Mesihpaşa, Bali Pasha and Lutfi Pasha mosques, Şahı buhan Palace, Unkapam to Atpazarı, Bostanzade houses, Sofular Bazaar. The sultan could not do anything other than watching sentence viziers, Bostancı and Yeniçeri. Other kollan Büyükkaraman, Küçükkaraman, Sultanmehmet (Fatih), Saraçhane, Sangürz (Sangüzel) districts were ruined.
He returned from Zeyrek and walked to Atpazan. The fire, which spread from three branches to the city. The fire started during the day when a caulker burned the shrub and the ship caulked into the walls. On 2 September 1633, the big Cibali fire broke out, burning a fifth of the city. He restored the judicial regulations by very strict punishments, including execution he once strangled a grand vizier for the reason that the official had beaten his mother-in-law. Rivaling the exploits of Selim the Grim, he would sit in a kiosk by the water near his Seraglio Palace and shoot arrows at any passerby or boatman who rowed too close to his imperial compound, seemingly for sport.
He would reportedly patrol the streets and the lowest taverns of Constantinople in civilian clothes at night, policing the enforcement of his command by casting off his disguise on the spot and beheading the offender with his own hands. He ordered execution for breaking this ban. Murad IV banned alcohol, tobacco, and coffee in Constantinople. Murad IV tried to quell the corruption that had grown during the reigns of previous Sultans, and that had not been checked while his mother was ruling through proxy. Absolute rule and imperial policies (1632–1640) The situation was worse in the countryside outside of Istanbul.
The people fled to the Okmeydanı to escape the plague. On average, a thousand people died every day. The epidemic, which started in the summer of 1625 and called the plague of Bayrampaşa, spread to threaten the population of Istanbul. Īfter the death of the Grand Vizier Çerkes Mehmed Pasha in the winter of Tokat, Diyarbekir Beylerbeyi Hafez Ahmed Pasha became a vizier and an emperor on 8 February 1625. Īt the age of 16 in 1628, he had his brother-in-law (his sister Gevherhan Sultan's husband, who was also the former governor of Egypt), Kara Mustafa Pasha, executed for a claimed action "against the law of God". Murad IV feared suffering the fate of his elder brother, Osman II (1618–22), and decided to assert his power. The Empire fell into anarchy the Safavid Empire invaded Iraq almost immediately, Northern Anatolia erupted in revolts, and in 1631 the Janissaries stormed the palace and killed the Grand Vizier, among others. Murad IV was for a long time under the control of his relatives and during his early years as Sultan, his mother, Kösem Sultan, essentially ruled through him. Ottoman miniature painting depicting Murad IV during dinner