Whilst the property and sovereignty of the Mississippi and its waters secure an independent outlet for the produce of the Western States and an uncontrolled navigation through their whole course, free from collision with other powers and the dangers to our peace from that source, the fertility of the country, its climate and extent, promise in due season important aids to our Treasury, an ample provision for our posterity, and a wide spread for the blessings of freedom and equal laws.
With the wisdom of Congress it will rest to take those ulterior measures which may be necessary for the immediate occupation and temporary government of the country; for its incorporation into our Union; for rendering the change of government a blessing to our newly adopted brethren; for securing to them the rights of conscience and of property; for confirming to the Indian inhabitants their occupancy and self-government, establishing friendly and commercial relations with them, and for ascertaining the geography of the country acquired. Such materials, for your information, relative to its affairs in general as the short space of time has permitted me to collect will be laid before you when the subject shall be in a state for your consideration.
Another important acquisition of territory has also been made since the last session of Congress. The friendly tribe of Kaskaskia Indians, with which we have never had a difference, reduced by the wars and wants of savage life to a few individuals unable to defend themselves against the neighboring tribes, has transferred its country to the United States, reserving only for its members what is sufficient to maintain them in an agricultural way. The considerations stipulated are that we shall extend to them our patronage and protection and give them certain annual aids in money, in implements of agriculture, and other articles of their choice. This country, among the most fertile within our limits, extending along the Mississippi from the mouth of the Illinois to and up the Ohio,