Stagnate. A stalemate. Due to the trench warfare.
The correct answer is C. Byzantine
The Byzantine Empire, known also as the Eastern Roman Empire, had control over a large portion of the former Roman Emperor, Including Constantinople, later known as Tsarigrad, nowadays known as Istanbul.
B. To pay off the debts from the French and Indian War.
Both of these noted anarchists were executed, setting off a broader wave of anarchist terrorism, labour mobilization, and anti-immigrant fearmongering in American society.