Flag of Poland by Gilad Aharoni

Folded from a square of origami paper

Flag of Qatar by Gilad Aharoni

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Flag of Romania by Gilad Aharoni

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Flag of Russia by Gilad Aharoni

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Flag of San Marino by Gilad Aharoni

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Flag of Senegal by Gilad Aharoni

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Flag of Serbia by Gilad Aharoni

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Flag of Seychelles by Gilad Aharoni

Diagrams in Indonesian 3rd Origami Convention 2019
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Flag of Sierra Leone by Gilad Aharoni

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Flag of Somalia by Gilad Aharoni

Folded from a square of origami paper