Battle of the Windmill National Historic Site

The "Battle of the Windmill" is also a fictional battle in the book Animal Farm.The Battle of the Windmill was a battle fought in November 1838 in the aftermath of the Upper Canada Rebellion. Loyalist forces of the Upper Canadian government and American troops, aided by the Royal Navy and U.S. Navy, defeated an invasion attempt by a Hunter Patriot para-military unit based in the United States, which had the intention of using the beachhead as a launchpad for further offensives into Canada. Canadian, British, and American troops thwarted the invasion, successfully defending Canadian soil and forced the invaders to surrender. Others still in the U.S. were captured and arrested by U.S. officials.

The Diocese of Ogdensburg (Latin: Dioecesis Ogdensburgensis) is a Latin Church ecclesiastical territory, or diocese, of the Catholic Church in the North Country region of New York State in the United States. It is a suffragan diocese in the ecclesiastical province of the Archdiocese of New York. Its cathedral is St. Mary's in Ogdensburg. The Diocese of Ogdensburg was founded on February 16, 1872. It comprises the entirety of Clinton, Essex, Lewis, Hamilton and St. Lawrence counties and the northern portion of Herkimer county. The bishop is Terry Ronald LaValley.

Ogdensburg is a city in St. Lawrence County, New York, United States. The population was 10,436 at the 2019 census. In the late 18th century, European-American settlers named the community after American land owner and developer Samuel Ogden. The city is at the northern border of New York at the mouth of the Oswegatchie River on the south bank of the St. Lawrence River. The only formally designated city in the county, it is located between Massena, New York to the east and Brockville, Ontario to the west. The port of Ogdensburg is the only U.S. port on the St. Lawrence Seaway. The Ogdensburg–Prescott International Bridge, northeast of the city, links the United States and Canada, with a direct highway from Prescott to Ottawa, the capital of Canada.

Ogdensburg Armory is a historic National Guard armory building located at Ogdensburg in St. Lawrence County, New York. It was built in 1898 and designed by State architect Isaac G. Perry. It consists of a 2-story, hip-roofed administration building and a large gable-roofed drill shed. It is built of load-bearing, reddish-brown Potsdam sandstone walls built upon a raised, rusticated, light-gray limestone foundation. The main block features 5-, 4-, and 3+1⁄2-story towers.It was listed on the National Register of Historic Places in 1995.

St. Mary's Cathedral is a Catholic cathedral located in Ogdensburg, New York, United States. It is the seat of the Diocese of Ogdensburg. St. Mary's parish was founded in 1827. The original St. Mary's Cathedral was located at Montgomery and Franklin Streets. The cornerstone was laid in 1855 and it was destroyed in a fire on November 25, 1947. The current cathedral was completed in 1952 and consecrated on October 22 of that year.

The Library Park Historic District is a national historic district located at Ogdensburg in St. Lawrence County, New York. The district includes seven contributing buildings, one contributing site, and one contributing object. They include the Remington Art Museum (1809–10), Ogdensburg Public Library (1810), Library Park, and The Soldiers and Sailors Monument.It was listed on the National Register of Historic Places in 1982.

Fort Wellington National Historic Site is a historic military fortification located on the north shore of the St. Lawrence River at Prescott, Ontario. The military fortification was used by the British Army, and the Canadian militia for most of the 19th century, and by the militia in the 20th century, until 1923, when the property was handed over to the Dominion Parks Commission, the predecessor to Parks Canada. The fort was earlier named a National Historic Site of Canada in January 1920.Built in the midst of the War of 1812, the British commissioned the construction of the fortification in 1813 to protect the head of the Gallop Rapids in the St. Lawrence. Completed in 1814, the fort was abandoned by the British shortly after the war, although it formally remained the property of the British Board of Ordnance. The British commissioned the construction of a new fort, on top of the earthwork of the first fort in 1838, during the onset of the Rebellions of 1837–1838. Completed in 1839, the fort was used by the British Army, and the Canadian Militia. The fort was used by the British until 1863, when British units left the area, making the militia the fort's sole occupant. The militia continued to use the fort until 1923, when it handed over the property to the Dominion Parks Branch, the predecessor to Parks Canada. As a National Historic Site, Fort Wellington operates as a historical open-air museum.

The Frederic Remington Art Museum is an art museum in Ogdensburg, New York, that focuses on the work of Frederic Remington.

Acker and Evans Law Office (also known as Ogdensburg Bank) is a historic office building in Ogdensburg, New York, United States. It is a rectangular Greek Revival style structure with a facade of smooth-faced, locally quarried white marble. It was built about 1830 as a bank, then used as a ticket agency, insurance office, express office, and finally as a law office.It was listed on the National Register of Historic Places in 1983.

Judge John Fine House is a historic home located at Ogdensburg in St. Lawrence County, New York. It is a 2-story, three-bay Greek Revival-style residence appended to an earlier 1+1⁄2-story rear wing, built about 1823. Both sections are built of local blue limestone and feature gabled roofs.It was listed on the National Register of Historic Places in 1986.

U.S. Post Office-Ogdensburg is a historic post office building located at Ogdensburg in St. Lawrence County, New York. It was designed and built in 1867–1870, and is a two-story structure of regular ashlar stone blocks measuring 120 feet by 60 feet. It originally featured an octagonal domed cupola, but that was removed in 1906. It was designed by the Office of the Supervising Architect of the Treasury Department under Alfred B. Mullett. In 2009, the United States Congress enacted legislation renaming the building the Frederic Remington Post Office Building, in honor of painter Frederic Remington, who spent his formative childhood years in that city. It was listed on the National Register of Historic Places in 1977.

The Robert C. McEwen United States Custom House, also known as U.S. Customshouse, is a historic customshouse building located at Ogdensburg in St. Lawrence County, New York. It was built in 1809-1810 as a store and warehouse. It is a two-story, utilitarian, gable roofed, stone bearing wall structure approximately 60 feet wide and 120 feet long. The Federal government purchased it in 1936 and converted it for use as a customshouse. It is the oldest within the building inventory of the General Services Administration.