How old was bobby riggs when he lost to billie jean king?

Which four of these developments were made under mongol rule during the pax mongolica? the extension of the grand canal in china the spread of christianity the spread of weapons that used gun powder the invention of new medicines the establishment of a postal system the invention of geometric models of lunar motion

In an effort to end the civil war, in 1864 the union planned to

Need on these last 2 questions on my social studies homework 5 and 6 then i’m done with the homework