The Progressive Era (20 март 1897 г. – 20 март 1920 г.)
Описание:
The Progressive Era was a period of widespread social activism and political reform across the United States of America that spanned the 1890s to World War I. The main objectives of the Progressive movement were addressing problems caused by industrialization, urbanization, immigration, and political corruption.Добавлено на ленту времени:
Дата:
20 март 1897 г.
20 март 1920 г.
~ 23 years