Jim crow laws were state and local laws that enforced racial segregation in the Southern United States
The amendment that some Americans criticized as not going far enough to make suffrage universal was A. the Fifteenth Amendment, which granted the vote to African-American men. Around the period of the Civil War, campaigns for women's suffrage had begun to take hold. Many argued that the 15th Amendment should have expanded its scope and included women; however, the men responsible for the 15th Amendment feared that adding women to the mix could doom the amendment to failure. They argued that women were excluded in order to guarantee that at least African-American men be given the right to vote.
Answer:
There is alredy a treaty called Geneva Gas Protocol that banned the use of these weapons
The Geneva Gas Protocol, in full Protocol for the Prohibition of the Use in War of Asphyxiating, Poisonous or Other Gases, and of Bacteriological Methods of Warfare, in international law, treaty signed in 1925 by most of the world’s countries banning the use of chemical and biological weapons in warfare. It was drafted at the 1925 Geneva Conference as part of a series of measures designed to avoid repetition of the atrocities committed by the belligerents in World War I.
The problem is that it is difficult to implement but a good measure would be very high fines to the countries that produce or stockpile these weapons.
The Olmec civilization was located in Mesoamerica, in a region that is now occupied mainly by Mexico. They were a very early civilization that came to prominence around the same time as Mesoamerica was flourishing.