1570History
Piqua is home to the radio stations WPTW 1570 AM and 98.1 FM, as well as WPLC 95.1 low-power FM as a repeater of Three Angels Broadcasting Network.
1749Military
=== Early settlements ===
In 1749, Fort Pickawillany was constructed by the British to protect their trading post at a Miami village of the same name.
1752Military
In 1752, Charles de Langlade, an Odawa war chief of partial French Canadian descent, attacked the fort.
1780Government
Until 1780, Piqua had been the capital town of the Shawnee located on the Mad River about 23 miles southeast of the modern town (near Springfield).
1790History
In 1790, General Harmar found the site on the Great Miami River abandoned and in ruins, as did General Wayne in 1794.
1794History
John Johnston in winter 1794–95.
1795History
By 1795, most of Ohio's Shawnee had moved to Missouri and those that remained migrated north to the Auglaize - the southwestern Indian towns were no more.
1798Military
=== Modern settlement and incorporation ===
The first European settlers arrived in 1798, after the signing of the Treaty of Greenville ending the Northwest Indian War and openi...
1807Military
In 1807 the village, consisting of seven houses, was surveyed by Armstrong Brandon, a soldier under Gen.
1812Military
During the War of 1812, Piqua was a waystation for men and supplies moving north.
1816Government
By 1816, the Shawnee village of Piqua had been long abandoned; the state legislature, acting on citizen petition, changed the name of Washington village to Piqua.
1819Government
In 1819, a land office was established in Piqua which facilitated its growth.
1823Government
Piqua was incorporated as a town by the Ohio General Assembly in 1823.
1825Architecture
Piqua developed along with construction of the Miami and Erie Canal between 1825 and 1845.
1833Civil Rights
representative and senator, arranged for the emancipation of his nearly 400 slaves in his will of 1833.
1846History
The will was challenged but in 1846, his 383 slaves gained their freedom.
1884History
== Media ==
The Piqua Daily Call was published daily from 1884 to 2019 before being consolidated with the Troy Daily News to form Miami Valley Today, which is published Tuesday ...
1886History
Beginning in 1886, there were 14 companies in Piqua set up that sold underwear.
1898Architecture
During the rebuilding of the mill, French included a machine he had invented and patented in 1898, a "cake trimmer", and purchased the most modern equipment then available.
1900Government
The French Oil Mill Machinery Company was founded May 25, 1900, with French as president, to make "improved oil mill machinery".
1905Infrastructure
By 1905 the company was exporting its patented and rugged vegetable oil mill extraction machinery all around the world.
1913Disaster
=== 1913 flood ===
Piqua was one of the cities that suffered severe flooding during the Great Dayton Flood of 1913.
1963Architecture
The facility was built and operated between 1963 and 1966 as a demonstration project by the United States Atomic Energy Commission.
1970Architecture
Miami Valley Crossing (formerly Piqua East Mall, opened in 1970) was redesigned and updated in the late 1990s as a plaza with several anchor stores.
1973Government
Piqua is home to Edison State Community College, established as Ohio's first general and technical college in 1973.
1979Economy
Miller-Meteor produced ambulances and hearses before closing down in 1979.
1985Architecture
Also running through downtown is the east–west Conrail corridor; originally built as the Pennsylvania Railroad two-track throughway, this track was abandoned in 1985 during rest...
1987Education
The building which housed the meat packing plant was renovated in 1987 for office use by the Piqua Board of Education and several small businesses.
1988Culture
A yearly Outdoor Underwear Festival was held downtown from 1988 until shortly after the demise and demolition of the factory owned by Medalist-Allen A, a direct descendant of th...
1990Culture
In 1990, the Associated Press stated: "Organizers cautioned that the parade is a family affair." A lack of volunteers led to the disestablishment of the festival in 1998.
1993History
There were underwear manufacturers in the city until 1993.
2000History
=== 2000 census ===
As of the 2000 census, there were 20,738 people, 8,263 households, and 5,585 families residing in the city.
2001History
A section of it was renovated as a bike trail in the summer of 2001, and it is now known as Linear Park.
2008Culture
Since 2008, its major tenant has been the city's public library.
2010History
=== 2010 census ===
As of the 2010 census, there were 20,522 people, 8,318 households, and 5,425 families residing in the city.