By all the crazy stuff that he do.
Answer:
The North was fighting for reunification, and the South for independence. But as the war progressed, the Civil War gradually turned into a social, economic and political revolution with unforeseen consequences. The Union war effort expanded to include not only reunification, but also the abolition of slavery
Valentina Vladimirovna Tereshkova is a member of the Russian State Duma, engineer, and former cosmonaut. She is the first and youngest woman to have flown in space with a solo mission on the Vostok 6 on 16 June 1963
More generally, this means that a country declares itself to be on NEITHER side of some conflict.
Some historical examples were the US in 1793 when it declared itself neutral in the conflict between France and Great Britain