
Ireland
Green at the flagpole side, orange at the outer edge; ratio 1:2
- The long 1:2 shape is a dependable secondary check.
- The tricolour was presented in 1848 and given constitutional status in 1937.
Short answer:Green next to the flagpole is Ireland. Orange there is Ivory Coast. Ireland is also longer, at 1:2 against 2:3.
Both flags are vertical tricolours in green, white and orange. They are mirror images of one another, which makes them easy to swap when a picture is flipped or seen from behind.

Green at the flagpole side, orange at the outer edge; ratio 1:2

Orange at the flagpole side, green at the outer edge; ratio 2:3
India is sometimes added to this group, but its bands are horizontal and it carries a 24-spoke wheel.