During the second industrial revolution, which building material became one of the most important in the world?

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?

According to this contract, when will the sharecropper receive his payment?

In 1869, jay gould and james fisk’s actions caused a scandal in new york city. blank, the secretary of the treasury, informed the president about this scandal.