Ukraine
I don't even know if there is a blue flag with one yellow horizontal stripe and two white, five point stars. Why do you even want to know? This question is very random.
pallou Palau has a blue flag with a yellow circle.
The flag you are describing is the flag of Mauritius. It consists of four horizontal stripes of red, blue, yellow, and green from top to bottom.
The flag you may be referring to is that of Argentina, which features a light blue and white alternating stripe pattern with a golden sun with the face at its center.
The Swedish flag is blue, with a yellow cross on it.
Lithuanian flag has yellow, green and red horizontal stripes.
That's the flag of Barbados .
Romania
Several countries have a blue, yellow, red, and white flag:KiribatiCape VerdeMalaysiaPhilippinesSerbiaSloveniaTuvaluIn addition, the Buddhist flag is blue, yellow, red, and white.
Sierra Leone
The colors on the Venezuela flag means: The yellow stands for land wealth, The blue stands for courage, and the red stands for independence from Spain. The meaning of the flag name means Freedom Fighter.