Who was forced to work in the virginia colony

Why was russia drawn into a conflict with germany after ausria-hungary declared war on serbia ?

Was the battle of iwo jima over after us troops raised the flag on mt. suribachi?

What explains the increase in life expectancy in botswana? a. the increased availability of jobs and an improved economy b. access to antiretroviral drugs, hiv/aids education, and widespread hiv/aids testing c. a series of military takeovers that stabilized the political system and led to education reform and increased literacy rates d. a recent military coup that led to an improved healthcare system select the best answer from the choices provided.