How was marakanda protected, and how high is the wall?

Marakanda was protected because of its wall and it was surrounded by a moat.  The high walls were made up of mud bricks and clay.  The height of the wall was 11 meters and they were 8 to 9 meters thick.  It maintained its military importance until the 18th to 19th century.

the language dates from the contacts of arabian traders with the inhabitants of the east coast of africa over many centuries. under arab influence, swahili originated as a lingua franca used by several closely related bantu-speaking tribal groups.

the united states presidential election of 1992 was the 52nd quadrennial presidential election. it was held on tuesday, november 3, 1992. democratic governor bill clinton of arkansas defeated incumbent republican president george h. w. bush, independent businessman ross perot of texas, and a number of minor candidates.