Austria-hungary's ultimatum to serbia in 1914 and the united states military actions in afghanistan beginning in 2001 are both reactions to acts of

How many citizens of mexico does it take to equal the ecological footprint of the average citizen of the united states? it takes nearly three mexican citizens to equal the ecological footprint of the average u.s. citizen. it takes about 12 mexican citizens to equal the ecological footprint of the average u.s. citizen. it takes just over eight mexican citizens to equal the ecological footprint of the average u.s. citizen. two citizens of mexico equal the ecological footprint of one average citizen of the united states. they are essentially equal?

Where did washington’s army spend a harsh and difficult winter in 1777–1778?

After the civil war which president was called a "carpetbagger"?