Sher Shah Suri ruled India only for a short span of five years. However, his reign is noted for the changes and reforms introduced by him during his rule. To establish stability in the economy, new coins were introduced by him. The land revenue policy he introduced was based on the measurement of land. A variety of crops were cultivated during his reign. For better communication, the famous Grand Trunk Road was built. He also introduced a lot of military reforms. He made training compulsory for all soldiers. Records of soldiers and animals in the army were maintained by the systems of dagh and chehra.