The following information comes directly from http://www.leg.state.or.us/orcons/ocapream.html
CONSTITUTION OF OREGON
2011 EDITION
The Oregon Constitution was framed by a convention of 60 delegates chosen by the people. The convention met on the third Monday in August 1857 and adjourned on September 18 of the same year. On November 9, 1857, the Constitution was approved by the vote of the people of Oregon Territory. The Act of Congress admitting Oregon into the Union was approved February 14, 1859, and on that date the Constitution went into effect.
The Constitution is here published as it is in effect following the approval of amendments and revisions on May 18, 2010, and November 2, 2010. The text of the original signed copy of the Constitution filed in the office of the Secretary of State is retained unless it has been repealed or superseded by amendment or revision. Where the original text has been amended or revised or where a new provision has been added to the original Constitution, the source of the amendment, revision or addition is indicated in the source note immediately following the text of the amended, revised or new section. Notations also have been made setting out the history of repealed sections. Continue reading
hen in the Course of human events it becomes necessary for one people to dissolve the political bands which have connected them with another and to assume among the powers of the earth, the separate and equal station to which the Laws of Nature and of Nature’s God entitle them, a decent respect to the opinions of mankind requires that they should declare the causes which impel them to the separation.