ncorporated with the kingdom of Italy.

SICKINGEN, FRANZ VON, a German free-lance, a man of a knightly
spirit and great prowess; had often a large following, Goetz von
Berlichingen of the number, and joined the cause of the Reformation; lost
his life by a musket-shot when besieged in the castle of Landstuhl; he
was a warm friend of Ulrich von Hutten (1481-1523).

SICYON, a celebrated city of ancient Greece, was situated near the
Corinthian Gulf, 7 m. NW. of Corinth; was an important centre of Grecian
art, especially of bronze sculptures and painting; in the time of Aratus
(251 B.C.) figured as one of the chief cities of the Achaean League; only
a few remains now mark its site.

SIDDONS, SARAH, the greatest tragic actress of England, born at
Brecon, the daughter and eldest child of Roger Kemble, manager of an
itinerant theatrical company; became early a member of her father's
company, and at 19 married an actor named Siddons who belonged to it; her
first appearance in Drury Lane as Portia in 1755 was a failure; by 1782
her fame was established, after which she joined her brother, John
Kemble, at Covent Garden, and continued to act there till her retirement
in 1812; she was distinguished in many parts, and above all Lady Macbeth,
in which character she took farewell of the stage; she appeared once
again in London after this in 1815, for the benefit of her brother
Charles, and again a few nights in Edinburgh in aid of a widowed
daughter-in-law (1755-1831).

SIDEREAL YEAR, the period during which the earth makes a revolution
in its orbit with respect to the stars.

SIDGWICK, HENRY, writer on ethics, born at Shipton, Yorkshire;
professor of Moral Philosophy at Cambridge; "Methods of Ethics," being a
compromise between the intuitionalists and utilitarians, "the Principles
of Political Economy," and the "Elements of Politics"; he holds a high
place in all these three studies; _b_. 1838.

SIDLAW HILLS, a range of hills extending from Kinnoul Hill, near
Perth, NE. to Brechin, in Forfarshire; most interesting point Dunsinane
(1114 ft.).

SIDMOUTH (4), a pretty little watering-place on the S. Devonshire
coast, 14 m. ESE. of Exeter; lies snugly between high cliffs at the mouth
of a small stream, the Sid; is an ancient place, and has revived in
popularity since the opening of the railway; has a fine promenade 11/2 m.
long.

SIDMOUTH, HENRY ADDINGTON, VISCOUNT, statesman, born in London, the
son of a physici