Here it is possible only to illustrate some of the major extant laws or codes. The most ancient legislator known is Ur-Nammu, the founder of one of the Sumerian dynasties at the city of Ur. His code, dating from the middle of the 21st century bc, dealt with witchcraft, the flight of slaves, and bodily injuries.
the constitution provides that the president "shall have power, by and with the advice and consent of the senate, to make treaties, provided two-thirds of the senators present concur"
