So why did Parliament pass the Stamp Act to begin with, suddenly changing its longstanding policy of imposing only external taxes on trade? The events of the French and Indian War caused the change. The war was fought from 1757 - 1763 and spanned the globe, involving England and her allies and the French and her allies from India to Africa to Europe to America.
An enlarged aorta is defined by its location on the blood vessel, the size of the bubble and what shape it takes. It is possible for the aorta to become enlarged in all directions or simply develop a small bulge on one side of the blood vessel.
Best Answer: An enlarged left atrium means simply that the atrium that pumps blood in the ventricle that pumps blood to the rest of the body is larger than it should be, the seriousness depends on the size of the enlargement, a small enlargement usually won't pose any noticable problems, however, a larger deviation from normal size can lead to problems ranging from electrical dissarray such as atrial fibrillation to stroke, due to blood pooling in the atrium.