The Description of the Human Body He believed the heat of the heart somehow caused all movement of the body. Blood vessels he realized were pipes, he saw that veins carried digested food to the heart. (This was brought further by William Harvey. Harvey developed the idea of the circulation of the blood.) Descartes felt that an energetic part of blood went to the brain and there gave the brain a special type of air imbued with vital force that enabled the brain to experience, think and imagine. This special air then went through the nerves to the muscles enabling them to move. The Description of
James VI and I and the English Parliament the Thirty Years' War. James reluctantly summoned parliament as the only means to raise the funds necessary to assist his daughter Elizabeth and Frederick, who had been ousted from Prague by Emperor Ferdinand II in 1620. The Commons on the one hand granted subsidies inadequate to finance serious military operations in aid of Frederick, and on the other called for a war directly against Spain. In November 1621, led by Sir Edward Coke, they framed a petition asking not only for a war with Spain but for Prince Charles to marry a Protestant, and for enforcement of the anti-Catholic laws.