Separate but equal facilities between whites and blacks (not weren't really equal)
There were many obstacles to overcome in building the canal. The dense jungle, The elevation of the mountains, Getting the soil and rock out of the way, The difference in tides between the Pacific and the Caribbean. and diseases like Malaria and Yellow Fever. I hope this helps you out and have a good day. :)
The main reason why some archaeologists believe that women were the first farmers was because the men were almost always out hunting, leaving the women at home to farm.