One of the last hurdles for TransCanada’s (TRP) planned Keystone pipeline: Native American...

|About: TransCanada Corporation (TRP)|By:, SA News Editor

One of the last hurdles for TransCanada’s (TRP) planned Keystone pipeline: Native American opposition. The question is whether gaining tribal support is a courtesy, as the company puts it, or a legal obligation. Some Native Americans and their lawyers insist that there are legal obligations under 19th-century treaties that affirmed sovereign status of Native American tribes.