Fought March 6, 1799, between the advance guard of General Stuart's force, composed of three regiments, under Colonel Montresor, and 12,000 Mysoris, under Tippu Sahib. Montresor's small force withstood the attack of Tippu's troops for over six hours, and their ammunition was all but exhausted when Stuart came up, and drove back the enemy with a loss of 2,000 men. The British lost 143 killed and wounded.

Sievershausen.

Fought July 9, 1553, between the Germans, under Maurice, Elector of Saxony, and the Brandenburgers, under the Margrave Albert. The Brandenburgers were defeated, but Maurice was wounded in the action, and died two days later.

Siffin.

A series of actions extending over a hundred days, in 656, between the Moslems, under the Caliph Ali, and the adherents Moawiyeh, the son of Abu Sophian, a pretender to the Caliphate. In the course of these engagements Ali lost 25,000, and Moawiyeh 45,000 men, but the latter was undefeated, and the sanguinary conflict was ended by an unsatisfactory compromise.

Sikajoki (Finland War).

Fought April 18, 1808, between the Swedes, under General Klingspor, and the Russians, under General Bouxhoevden. The Russians endeavoured to outflank the Swedes by moving out on to the ice at the mouth of the Sikajoki river, at the same time assailing them in front. Both attacks were repulsed, and after eight hours fighting, Klingspor took the offensive, and drove the Russians from the field, with heavy loss. The Swedes lost 1,000 killed and wounded.

Silistria (Crimean War).

This fortress was besieged by the Russians in 1854, and was defended by a Turkish garrison, who received valuable assistance from two English officers, Captain Buller and Lieutenant Nasmyth. Many attempts to storm the place were repulsed, and though no efforts were made to relieve them, the garrison held out until June 22, when the Russians raised the siege, having suffered a loss of over 12,000 men.

Silpia.