Sinuessa. An ancient town of Italy, on the shore of the Mediterranean, near the confines of Latium and Campania. It was colonized by the Romans in 296 B.C. It suffered much during the invasion of Hannibal, who, in 217, carried his devastations up to the very gates.

Sioux Indians. See [Dakota Indians].

Sir. The title of a knight or baronet, which, for distinction’s sake, is always prefixed to the knight’s or baronet’s Christian name, either in speaking or in writing to him.

Siraceni, Siraci, or Siraces. A powerful people of Sarmatia Asiatica, dwelt in the district of Siracene, east of Palus Mæotis, as far as the river Rha (now Volga). The Romans were engaged in a war with them in 50.

Sirmium (now Mitroviz). An important city in Pannonia Inferior, was situated on the left bank of the Savus. It was founded by the Taurisci, and under the Romans became the capital of Pannonia, and the headquarters of all their operations in their wars against the Dacians and the neighboring barbarians. It contained a large manufactory of arms, a spacious forum, an imperial palace, etc. It was the residence of the admiral of the first Flavian fleet on the Danube, and the birthplace of the emperor Probus.

Siscia. An important town in Pannonia Superior, situated upon an island formed by the rivers Savus Colapis and Odra. It was a strongly-fortified place, and was conquered by Tiberius in the reign of Augustus, from which time it became the most important town in all Pannonia.

Sissopoli, or Sizeboli. A town of Turkey in Europe, 80 miles northeast from Adrianople. It was taken by the Russians in 1829.

Sistova, or Schistab, called also Shtab. A town of Turkey in Europe, in Bulgaria, on the right bank of the Danube, 24 miles east-southeast from Nicopolis. A treaty of peace (“peace of Sistova”) was signed here between Austria and Turkey in 1791.

Sit. In a military sense, to take a stationary position; as, to sit before a fortification, to lie encamped for the purpose of besieging it.

Sitka. Called by the Russians New Archangel, is the most important settlement in Alaska. It is situated on the west side of Baranoff Island, in lat. 57° 3′. The population is mainly composed of Indians and Russian half-breeds. A census taken in 1875 made the total number, excluding Indians, 502. For many years Sitka was the headquarters of the Russian American Company. Upon the transfer of the Territory, in 1867, to the United States, Sitka became the headquarters of the military department of Alaska. It remained an army post till 1877, when the garrison was withdrawn. The inhabitants are at present protected from the Indians by a naval vessel.