Here are the possible solutions for yellow hats and red hats for two clue
Answer
Clue
Relevancy
sects
Clue
Yellow Hats and Red Hats, for two
togo
Clue
Its flag has green and yellow stripes and a white star in a red field
sideone
Clue
Location of "Yellow Submarine" on the album "Yellow Submarine"
devo
Clue
Band known for its red plastic hats
Musical group known for wearing red hats called "energy domes"
Band who wore red plastic hats
"Whip It" band with distinctive red hats
Definition
(short for) devolution, as in devo max, an arrangement in which a central government transfers the maximum amount of authority to a regional government while still retaining sovereignty over it