Znaim Armistice. 1809. Napoleon and Archduke Charles. Wagram Battle.

Zoë. 978-1050. Byzantine Empress 1028-. Married and murdered Romanus III. Crowned lover Michael IV and son Michael V. Married Constantine IX.

Zoroaster. Zarathustra. c628-551BC. Persian religious reformer, founder of Zoroastrianism. World is an eternal struggle between forces of good and evil.

Zosimus. 300. Alexandrian alchemist.

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

Zuiderzee. Netherlands. 13C. Floods caused by storms. 1927-32 Dam built. 1930s Land reclaimed. 1944 Flooded by Nazis. 1946 reclaimed.

Zululand. c1800 Mtetwa Empire. 1843 British. 1897 Natal. Boer War.

Zutphen, Battle. 1586. Spanish victory in Holland.

Zwingli, Huldrych. 1484-1531. Swiss humanist and religious reformer. Zurich Reformation 1522. Urged priests to marry. Attacked Roman mass and worship of images. Swiss Evangelical Church. Killed in Kappel Wars.