Original sentence: ), a region or land called "Afghanistan" had existed way before the middle 18th century.However, the Encyclopaedia of Islam clearly contradicts because according to the memoirs of Babur (dated 1525 A.However, there are no proof to this.So we will never know the truth.The English word "Afghanland" that appeared in various treaties between Qajar Dynasty and the United Kingdom (in 19th century) dealing with the lands between Iran and British Raj (modern Afghanistan) was later adopted by Afghan officials as "Afghanistan" and became the official name of the entire kingdom during the reign of Abdur Rahman Khan.The term "Afghanistan" was mentioned by Mughal Emperor Babur in his 1525 A.memoires, refering to the areas south of Kabul which are called today as Pashtunistan
Edited sentence: Before the 18th century, the region of present-day Afghanistan was known as Khorasan and was devided between Safavid Persia and Mughal India.The English word "Afghanland" that appeared in various treaties between Qajar Dynasty and the United Kingdom dealing with the lands between Iran and British Raj inhabited by Pashtun tribes (modern Southeastern Afghanistan) was later adopted by Afghan officials as "Afghanistan" and became the official name of the entire kingdom during the reign of Abdur Rahman Khan.The term "Afghanistan" was mentioned by Mughal Emperor Babur in his memoires, refering to the moutainious areas south of Kabul, inhabited by Pashtuns