926 Legend says Prince Edwin receives Charter of York from King Athelstan at York, England, organizing a General Assembly of Masons.
1390 Regius Manuscript, earliest document, and copy of a much earlier one, which makes reference to the York Assembly of Masons and recites 15 articles and 15 points and ordains that an assembly be held each year.
1600 Landsdowne Manuscript further embellishes the story of King Athelstan and Prince Edwin.
1705 Establishment of the Grand Lodge of All England at York in Yorkshire. This is the first organized Grand Lodge to be formed anywhere in the world.
1717 Formation in London of the Grand Lodge of the Most Ancient and Honorable Fraternity of Free and Accepted Masons of England. This Grand Lodge was later known as the “Moderns.”
1723 Dr. James Anderson compiles Constitutions for the Grand Lodge in London and repeats story of York Assembly of Masons in 926 when King Athelstan gave Prince Edwin the First Masonic Charter.
1738 Revised editions of Anderson’s Constitutions again relate and further embellish the story of the York Assembly, King Athelstan and Prince Edwin.
1751 Founded at London the Grand Lodge of the Most Ancient and Honorable Society of Free and Accepted Masons of England according to the old Constitutions. This Grand Lodge became the champion of the Royal Arch Degree and dubbed itself the “Antients.”
1756 First Grand Chapter of Royal Arch Masons formed by the “Modern” Grand Lodge at London.
1771 Antients also form a Grand Chapter of Royal Arch Masons in London in competition to the “Modern” Grand Chapter.
1792 HenryWilmans organizes Grand Council of Select Masons at Baltimore, Maryland.
1797 Established on October 24 at Boston, Massachusetts, the General Grand Chapter, Royal Arch Masons of the U.S.A.
1813 Two English Grand Lodges merge to form the United Grand Lodge of England.
1816 Founded at New York, NY, on June 22, the Grand Encampment, Knights Templar of the U.S.A.
1817 Two English Grand Chapters merge to form the Supreme Grand Chapter of England.
1818 Combination of Cryptic System forming Grand Councils of Royal and Select Masters.
1837
Formation of the Grand Lodge of Ancient York Masons of the Republic of Texas.
1841 Formation of the Grand Royal Arch Chapter of Texas.
1855 Formation of the Grand Commandery of Knights Templar of Texas.
1856 Formation of the Grand Council of Royal and Select Masters of Texas
1864 Grand Council of Royal and Select Masters of Texas in repose.
1880 Established at Detroit, Michigan, on March 10 the General Grand Council, Royal andSelect Masters of the U.S.A.
1907 Grand Council of Royal and Select Masters of Texas is rehabilitated.

Source: copied from the “A Preview of York Rite” published by the York Rite Sovereign College of North America and edited for publication on this website.