1801. W. H. Harrison appointed Governor of Indiana Territory.
St. Clair re-appointed Governor of North-West Territory.
Legislature of North-West Territory again at Cincinnati.
Worthington made agent to procure a State Government for Ohio.
Canonsburg, Pennsylvania, incorporated a borough.
Beaver, Pennsylvania, incorporated a borough.
Louisiana ceded by Spain to France.

1802. University at Athens, Ohio, established. First bank in Kentucky.

Congress agree that Ohio may become a State.

The Spanish Intendant forbids the use of N. Orleans by Americans.
Convention meets and forms a constitution for Ohio.

Constitution for Ohio finished.

Cincinnati incorporated a borough.

Jefferson College, Pennsylvania, chartered and organized.
Convention at Pittsburgh to form an exporting company.
Advent of French Swiss to Indiana.

1803. Congress approbates the constitution, and declares Ohio a State. New Orleans made free for American shipping.

Livingston and Monroe in France; purchase Louisiana.
Lands located for Miami University.

Miami Exporting Company at Cincinnati chartered.
United States Senate ratify the purchase of Louisiana.
Louisiana given up to the Americans.

Xenia, Ohio, town plat surveyed.

Col. Hamtramck died at Detroit.

D. Goforth discovered mammoth skeleton at Big Bone Lick, Ky.

1804. Fort Dearborn built at Chicago.

Territory of Orleans and district of Upper Louisiana organized.
Lewis and Clark start on their expedition.

Immense quantity of land purchased from Sac and Fox Indians.

Ohio University chartered by State legislature.

First inhabitants in Xenia, Ohio.

Harmonie Society settle in Butler county, Pennsylvania.

Kittanning, Pennsylvania, surveyed and settled.

1805. Michigan Territory formed.

Detroit, (old town,) burnt to the ground.

Burr's first visit to the West.

General Assembly meet in Indiana Territory.

Tecumthe and the Prophet begin to influence the Indians.

Indians sell all their land in North-Eastern Ohio.

Pike ascends and explores the Mississippi above St. Anthony's.
Pike purchases land for military stations on Upper Mississippi.
Steubenville, Ohio, incorporated a borough.

1806. Great eclipse of the sun, June 16th.

Burr again active; writes to Wilkinson.
Spaniards cross the Sabine river.

1806. Burr again goes West; is at Pittsburgh. Lewis and Clark return from Oregon.

Daviess tries to arrest Burr.

Sebastian found guilty by Kentucky Legislature.
Burr's men descend the Ohio river.

Burr's boats and stores arrested.

Burr meets his men at the mouth of Cumberland.
Pike's expedition to heads of Arkansas.
Washington College, Pennsylvania, incorporated.

1807. Burr yields to civil authority of Mississippi. Burr escapes and is seized.

Burr's trial at Richmond.

Petition for slavery in Indiana territory.

Bank of Kentucky chartered.

Brant, the celebrated king of Mohawk Indians, died.
Merriweather Lewis appointed governor of Upper Louisiana.

G. C. Moreau arrived at Pittsburgh.

1808. Bank of Marietta, Ohio, chartered.

Bank of Chillicothe, Ohio, chartered.

Tecumthe and the Prophet remove to Tippecanoe.

Madison, Indiana, settled.

Rev. David Zeisberger, Moravian missionary, died, aged eighty-seven.
Harrison's first interview with Tecumthe.

1809. Vincennes is four weeks without a mail.

Illinois Territory formed.

Miami University chartered.

Settlement made at Boone's Lick, Missouri.

Missouri Fur Company formed at St. Louis.

Governor Lewis, of Missouri, alarmed at Indians; calls out militia.

1810. Second interview of Harrison with Tecumthe.

A trapper and hunter, named Colter, descended Missouri via Jefferson river, three thousand miles, alone.

Monks of La Trappe locate at the Great Mound on American Bottom, Illinois.

1811. Pittsburgh Magazine Almanac published by Cramer, Spear and Eichbaum. Company of rangers organized in Illinois.

Mammoth Cave discovered in Kentucky.

Tecumthe goes to the South.

Harrison proposes to visit Indians.

Harrison marches toward Tippecanoe.

First steamboat (named New Orleans) leaves Pittsburgh.

Battle of Tippecanoe.

Great earthquakes begin.

Western people generally in consternation.

Hudson's Bay Company's grant to Lord Selkirk.

Meadville Academy incorporated by act of Assembly, March 20.

1812. Governor Meigs, of Ohio, calls for 1200 volunteers or militia. General Hull marches from Dayton, Ohio.

1812. Declaration of war against England.

British at Malden informed of the declaration of war.

Hull encounters a tedious and tiresome march through the forest.
Hull arrives at Maumee, near the head of Lake Erie.

Hull sends men and goods by water to Detroit.

Hull first informed of declaration of war.

Americans cross to Sandwich, Canada.

Mackinac surprised and taken by the British.

American army returns to Detroit.

Brock reaches Malden, and advances to Sandwich.
Brock crosses to Detroit; Hull surrenders.

A detachment of Hull's army defeated at Brownstown.
Massacre of troops and families near Chicago.

Fort Harrison attacked by Indians.

W. H. Harrison appointed commander in North-West.

Governor Edwards and General Hopkins' plan to conquer Indians..
General Hopkins with a large force at Vincennes.

Hopkins marches up Wabash and crosses at Fort Harrison.

Hopkins enters the prairies, and marches to meet Edwards.

Hopkins' officers are disobedient, revolt and return to Kentucky.

Edwards attacks the Indians on Illinois river.

Hopkins makes an expedition to Upper Wabash.

Lord Selkirk plants colony on Red river.

Hopkins attacks Indians on Ponce Passu (Wild Cat) river.

Generals Winchester and Harrison meet at Fort Wayne.

Winchester marches to Fort Defiance.

Harrison makes head-quarters at Franklinton, Ohio.

Col. Campbell attacks Indians on Mississinewa.

Inhabitants at river Raisin importune Winchester for aid.

Massacre of families at Pigeon creek, Scott county, Indiana, by Indians.

Ohio Legislature selects "High Bank" of Scioto river for capital.

Little Turtle, the famous Miami Indian war chief, died.

Name of Upper Louisiana changed to Missouri Territory.

1813. Winchester marches down Maumee to the Rapids.

Winchester again importuned for help; sends troops to Frenchtown.
British at Frenchtown first defeated.

Americans defeated at Frenchtown with great loss.

Massacre of the wounded at Frenchtown.

Harrison retreats to Portage river.

Harrison returns to Maumee and builds Fort Meigs.

Fort Meigs besieged.

General Clay reaches Fort Meigs; Dudley's party lost.

British return to Malden.

British fleet prepare to attack Erie.

Fort Stephenson besieged.

Siege of Fort Stephenson raised.

Perry's vessels first leave Erie harbor.

Victory by Perry on Lake Erie.

British troops evacuate Malden; Citizens remain at Amhertsburg.
Americans take possession of Amhertsburg and make it head-quarters.
American Government re-established in Lower Michigan.

1813. Battle of the Thames in Canada.

Buffalo burnt by the British.

New Albany, Indiana, founded.

Vevay, Indiana, settled by Dufours.

Monks of La Trappe leave Illinois and return to France.

1814. Holmes' expedition into Canada.

John Cleves Symmes died at Cincinnati.

Expedition under Croghan against Mackinac.

Governor Clark's expedition to Prairie du Chien; Fort Shelby built.

Lieutenant Campbell sent to reinforce Fort Shelby.

Campbell attacked by Indians at Upper Rapids.

Campbell is defeated and returns to St. Louis.

Fort Wayne rebuilt.

Major Taylor's expedition on Upper Mississippi.

Major Taylor meets Indians at Rock Island.

Major Taylor is attacked by Indians; defeated and retreats.

Second grand Indian treaty at Greenville, Ohio.

M'Arthur's expedition into Canada.

Treaty of Ghent, preliminaries of peace with England.

Fort Erie taken by General Brown.

Evansville, Indiana, surveyed and settled.

Cleveland, Ohio, incorporated a Borough.

1815. Treaty with eight Indian tribes at Detroit. Various treaties with Indians.

Ohio taxes banking capital.

1816. Act of Congress excluding foreigners from Indian trade.
Pittsburgh incorporated a city.
Columbus made capital of Ohio.

Bank of Shawneetown chartered.

General banking law of Ohio passed.
Indiana admitted into the Union.

Terre Haute, Indiana, settlement made.

Richmond, Indiana, founded and settled by "Friends Society."
Lord Selkirk conquers North West Company, takes Fort William.
Explosion of the Steam Boat Washington, Point Harman.

1817. First Steam Boat at St. Louis.

Northwest of Ohio purchased from Indians.

United States Bank opens branches at Cincinnati and Chillicothe.
Allegheny College at Meadville, Pennsylvania, incorporated.
Fort Dearborn, at Chicago, re-built.

Butler, Pennsylvania, incorporated a Borough.

1818. Illinois becomes a State.

General St. Clair died at his residence in Westmoreland county, Pa.
General G. R. Clark died near Louisville, Kentucky.

Bishop Dubourg arrives at St. Louis.

First Manufactory of fine flour at Prairie du Chien.

Treaty at St. Mary's, Ohio, with Wyandot, Seneca and Shawanese Indians.

1819. First Steam Boats on the Missouri river.

First Steam Boat on Lake Erie,

Military post established at Council Bluffs.
Expedition to the Yellow Stone river.

Contest of Ohio with the United States Bank.

Indian treaty at Edwardsville, Illinois.

Cincinnati incorporated a city.

Great depression in financial affairs in Pennsylvania.

Fort Snelling built at mouth of St. Peter's.

Fort Crawford built at Prairie du Chien.

Citizens of Missouri Territory move for State Government.

1820. Indiana Legislature appoint commissioners to locate seat of government.

Nullification resolutions of Ohio.

Constitution formed for Missouri State.

Congress refuses Missouri Constitution.

Governor Cass visits Lake Superior and Upper Mississippi.

1821. Missouri received into the Union by proclamation of President.
Indianapolis made permanent seat of government for Indiana.
Epidemic Fever at St. Louis, Missouri. Great mortality.
Kittanning, Pennsylvania, incorporated a Borough.

1822. Ohio moves in relation to Schools and Canals.

Population of St. Louis diminished by sickness and financial depression.

1823. Steam Boat Tennessee sunk near Natchez.

Illinois moves in relation to Canals.

Commencement of stone paving streets in St. Louis.

1824. Slavery contest in the State of Illinois.

Seminary established at Bloomington, Indiana.

St. Louis revives and re-commences improvements.

From December until March, 1825, mostly warm sunshine weather at Cincinnati.

1825. Ohio passes Canal and School Laws.

Governor Clark held council with Osage Indians.

General James Wilkinson died.

La Fayette, Indiana, planned and surveyed.

First legislation at Indianapolis.

Maj. Gen. La Fayette ascended the Ohio river. Steamboat "Mechanic" sunk on his passage.

United States grant 300,000 acres of land to Illinois for canal.

La Fayette, Indiana, begins to populate.

1826. First steam boat on Lake Michigan.

Kenyon College founded at Gambier, Ohio.

Western Reserve College, at Hudson, Ohio, chartered.

1827. Congress donates lands for Wabash and Erie Canal. Fort Leavenworth, (Kansas,) built and garrisoned. First Seminary built and opened in Illinois.