| 9 September 1892 |
United States
|
Astronomy
|
A visual search yields Jupiter's fifth moon
|
| 9 September 1892 |
United States
|
Astronomy
|
Jupiter's inner satellite is identified
|
| 7 June 1892 |
United States
|
Racism
|
Homer Plessy tests a segregation law
|
| 29 December 1890 |
United States
|
Racism
|
The Wounded Knee massacre attacks Lakota families
|
| 11 September 1890 |
United States
|
Mathematics
|
Euphemia Lofton Haynes is born
|
| 11 September 1890 |
United States
|
Mathematics
|
Haynes researches functional mathematics
|
| 11 September 1890 |
United States
|
Mathematics
|
A mathematician campaigns against school segregation
|
| 11 September 1890 |
United States
|
Mathematics
|
Mathematics and civil rights converge in Haynes' career
|
| 12 May 1879 |
United States
|
Racism
|
Standing Bear wins recognition as a legal person
|
| 5 October 1877 |
United States
|
Racism
|
The Nez Perce flight ends at Bear Paw
|
| 17 August 1877 |
United States
|
Astronomy
|
Asaph Hall discovers Phobos
|
| 17 August 1877 |
United States
|
Astronomy
|
Mars's second satellite is recorded
|
| 17 August 1877 |
United States
|
Astronomy
|
Phobos is found closer to Mars
|
| 17 August 1877 |
United States
|
Astronomy
|
The Martian system becomes a three-body subject
|
| 11 August 1877 |
United States
|
Astronomy
|
Asaph Hall discovers Deimos
|
