Wright, Frank Lloyd. 1869-1959. US “organic” architect. Introduced glass and steel forms. Guggenhem Museum 1943-59. Taliesin West 1938.

Xavier, St. Francis. 1506-52. One of First Jesuits. Apostle to Asia 1540-.

Yalta Conference. 1945. Churchill, Roosevelt, Stalin. Decided partition of Europe after WWII. USSR enters war vs Japan. Potsdam. San Francisco Peace.

Yerba Buena. 1776-1846. Spanish mission...San Francisco.

Yourcenar, Marguerite. 1903-87. French writer; First woman in Académie Française.

Zadar. Dalmatia. 9C BC Liburnian colony. 1C BC Rome...Byzantine. 1409 Venice. 1797 Austria. 1808 France, «Illyrian Kingdom. 1813 Austria. 1918 Italy. 1944 Yugoslavia.

Zuccarelli, Francesco. 1702-88. Italian landscape artist. Influenced English. Florentine Royal Academy 1768.

Zurbaran, Francisco de. 1598-1664. Spanish religious Baroque tenebrist painter. Monk 1630.