What are the possible side effects of epoetin alfa (Epogen, Procrit)? Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Contact your doctor if you feel weak, lightheaded, or short of breath, or if your skin looks pale.
The land acquired by the United States in the Louisiana Purchase included the current state of Louisiana. In purchasing France's territories west of the Mississippi, Jefferson took a risk by extending the power of the federal government and testing the limits of the U.S. Constitution.
The Louisiana Purchase placed a large segment of the North American continent under the control of the United States. The young nation faced the challenge of settling and maintaining control over the area, while man sought to exploit its natural resources.