The capital of Afghanistan is Kabul, which was founded 14th century. Kabul has been the capital since 1776.
Kabul is the largest city in Afghanistan and functions as: Houses the National Assembly.
Kabul is located at 34.5553° N, 69.2075° E, at an elevation of 5,876′ ft.
Source: https://flic.kr/p/ftRPYU