METTERNICH, CLEMENT, PRINCE VON, Austrian diplomatist, born at Coblenz; served as ambassador successively at the courts of Dresden, Berlin, and Paris, and became first Minister of State in 1809, exercising for 40 years from that date the supreme control of affairs in Austria; one of his first acts as such was to effectuate a marriage between Napoleon and the Archduchess Maria Theresa, himself escorting her to Paris; he presided at the Congress of Vienna in 1815, and from that date dominated in foreign affairs in the interest of the rights of kings and the repression of popular insurrection; he had to flee from Vienna in 1848, but returned in 1851, after which, though not called back to office, he continued to influence affairs by his advice (1773-1859).

METZ (60), strongest fortress in Lorraine, on the Moselle, 105 m.  SW. of Coblenz, captured in 1870 from the French, who had held it since 1552; has a cathedral, library, museum, and school of music; industries are unimportant; the trade is in liquor, leather, and preserved fruits.

MEUNG, JEAN DE, mediaeval French satirist; continued the unfinished “Roman de la Rose,” in which he embodied a vivid satiric portraiture of contemporary life (1250-1305 ?).

MEUSE, river, 500 m. long, rises in Haute-Marne, France, and becoming navigable flows N. through Belgium, turns E. at Namur, where the Sambre enters from the left, N. again at Liege, where it receives the Ourthe from the right; enters Holland at Maastricht, is for a time the boundary, finally trends westward, and joins the Rhine at the delta.

MEXICO (12,050), a federal republic of 27 States, a district, and two territories, lying S. of the United States, between the Gulf of Mexico and the Pacific, and including the peninsulas of Lower California in the W. and Yucatan in the E.; is nearly half as large as Europe without Russia; it consists of an immense plateau 3000 to 8000 ft. high, from which rises the Sierra Nevada, 10,000 ft., running N. and S., and other parallel ranges, as also single peaks.  Toluca (19,340 ft.), Orizaba (18,000), and Popocatapetl (17,000); the largest lake is Chapala, in the centre; the rivers are mostly rapid and unnavigable; the chief seaports are Vera Cruz (29) and Tampico (5) on the E. and Acapulco on the W., but the coast-line is little indented and affords no good harbours; along the eastern seaboard runs a strip of low-lying unhealthy country, 60 m. broad; on the Pacific side the coast land is sometimes broader; these coast-lines are well watered, with tropical vegetation, tropical and sub-tropical fruits; the higher ground has a varied climate; in the N. are great cattle ranches; all over the country the mineral wealth is enormous, gold, silver, copper, iron, sulphur, zinc, quicksilver, and platinum are wrought; coal also exists; the bulk of Mexican exports is of precious metals and ores; there are cotton, paper, glass, and pottery manufactures; trade is chiefly with the United States and Britain; imports being