| Date | Event |
|---|---|
| April 02 1911 | Australia Conducts Country's First National Census |
| April 06 1911 | Albanian Flag Raised Over Tuzi After Battle |
| April 08 1911 | Heike Kamerlingh Onnes Discovers Superconductivity |
| April 22 1911 | Tsinghua University Founded On China Mainland |
| April 27 1911 | Compromised Rotation President Pro Tempore's Office |