WORLD HISTORY

Detailed explanation-1: -The Latin word imperator derives from the stem of the verb imperare, meaning ‘to order, to command’. It was originally employed as a title roughly equivalent to commander under the Roman Republic . Later it became a part of the titulature of the Roman Emperors as their praenomen.

Detailed explanation-2: -Emperor was the Commander-in-chief.

Detailed explanation-3: -A commander-in-chief is sometimes referred to as supreme commander, which is sometimes used as a specific term. The term is also used for military officers who hold such power and authority, not always through dictatorship, and as a subordinate (usually) to a head of state (see Generalissimo).

Detailed explanation-4: -Explanation: Senani was the supreme commander of the army during Vedic period.

Detailed explanation-5: -On 15th January 1949, Field Marshal Kodandera M. Cariappa, who was then a Lieutenant General, took over as the first Indian Commander-in-Chief of the Indian Army from General Sir Francis Butcher, the last British person to hold that post.