An example of a time span (1 янв 1777 г. – 1 янв 1780 г.)
Описание:
 Once the Americans proved they could fight effectively by defeating a British army at Saratoga in 1777, the French entered into a formal alliance with them. By 1780, the French providing the Americans with not only substantial sums of money but also naval support and a large force of trained soldiers and officers 
Добавлено на ленту времени:
Дата:
1 янв 1777 г.
1 янв 1780 г.
 ~ 3 years