Because the Silk Road established steady trade
The answer is (a) hieroglyphs
<span>In his clearly titled Water and American Government Donald J. Pisani continues his planned multivolume analysis of water law, water policy, and American governmental institutions.[1]
This second volume offers a narrative history of the Reclamation Service from its creation by the Reclamation Act of 1902 through its monumental, crowning achievement in the first third of the twentieth century, Boulder Dam on the Colorado River.</span>
On February 24, 1868 three days after Johnson's<span> dismissal of Stanton, the House of Representatives voted 126 to 47 in favor of a resolution to </span>impeach<span> the President for high crimes and misdemeanors. ... One week later, the House adopted eleven articles of </span>impeachment<span> against the President.</span>