Sonora's father was born in June, so she chose to hold the first Father's Day celebration in Spokane, Washington on the 19th of June, 1910. President Calvin Coolidge, in 1924, supported the idea of a national Father's Day.
It's hard to define blues. On a literal angle, it's the dance you do to blues music, generally involving lots of improvisation, closeness, and hip movements. While swing and blues have basics, frames, and moves... blues doesn't.
Blues originated as an expression of the individual and interactive social tradition of a displaced African American population. It began with the African American agrarian working class of the Mississippi Delta and combined African American and European American traditions, particularly hollers (field work songs) and British ballads.