Rothermere, Harold Sidney Harmsworth, 1st Viscount (rŏħˈərmēr) [key], 1868–1940, English publisher. He was the financial wizard of the publishing firm headed by his brother Alfred, Viscount Northcliffe. In 1915 he founded the Sunday Pictorial and after his brother's death in 1922 gained control of the vast newspaper empire. He was created viscount in 1919. Though long friendly to Fascism and a proponent of appeasement in 1938, he wholeheartedly supported the British cause in World War II.
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.