The following are some of the signs of a deficiency of vitamin K: 1. Among the most common signs and symptoms of vitamin K deficiency are heavy menstrual bleeding, gum bleeding, nose bleeding, and easy bruising. Symptoms and signs of vitamin K deficiency further include bleeding within the digestive tract and blood in the urine.
Confidence votes 12. Slavery became more popular in the latter half of the 17th century due to the demand of labor. The need for slaves became more and more necessary to farmers because their plots were growing, so they needed more workers for them.Tobacco was growing in demand, so many farmers were inclined to get slaves to work their fields: SUPPLY AND DEMAND.hy did slavery in the colonies grow more rapidly in the last decades of the 17th century than in the earlier decades of that century?
Since the Africans seemed to survive longer than the native Indians, the Spanish began to look eastward for a new source of slave labor. In 1518, King Charles V of Spain granted the first license to sell African slaves in the Spanish colonies of America. The West African slave trade had begun.This building on the coast of Africa once was a headquarters for the British slave trade.fter 1800, the slave trade came under increasing attack in Europe and the United States. In 1807, President Thomas Jefferson signed a law outlawing the importation of slaves for the purpose of selling them in the United States. A few weeks later, the English Parliament followed our example and passed a similar law.