![](//upload.wikimedia.org/wikipedia/commons/thumb/e/eb/Flag_of_Scotland_%281542%E2%80%932003%2C_navy_blue%29.svg/150px-Flag_of_Scotland_%281542%E2%80%932003%2C_navy_blue%29.svg.png) St Andrew's Cross 16th c. (Scotland) | | ![](//upload.wikimedia.org/wikipedia/en/thumb/b/be/Flag_of_England.svg/150px-Flag_of_England.svg.png) St George's Cross 16th c. (England) |
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![](//upload.wikimedia.org/wikipedia/commons/thumb/f/f2/Flag_of_Great_Britain_%281707%E2%80%931800%29.svg/150px-Flag_of_Great_Britain_%281707%E2%80%931800%29.svg.png) Union Flag of 1606 1606 (Union of the Crowns) 1660 (Restoration) 1707 (Great Britain) | | ![](//upload.wikimedia.org/wikipedia/commons/thumb/f/fe/Coat_of_arms_of_Ireland.svg/60px-Coat_of_arms_of_Ireland.svg.png) Coat of arms of Ireland 16th c. (Ireland) |
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| | | | | ![](//upload.wikimedia.org/wikipedia/commons/thumb/1/19/Flag_of_the_Commonwealth_%281658%E2%80%931660%29.svg/150px-Flag_of_the_Commonwealth_%281658%E2%80%931660%29.svg.png) Protectorate Jack 1651 (The Commonwealth) |
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![](//upload.wikimedia.org/wikipedia/commons/thumb/8/81/Saint_Patrick%27s_Saltire.svg/150px-Saint_Patrick%27s_Saltire.svg.png) St Patrick's Cross (Historical) 17th c. (Ireland) | | ![](//upload.wikimedia.org/wikipedia/commons/thumb/8/83/Flag_of_the_United_Kingdom_%283-5%29.svg/150px-Flag_of_the_United_Kingdom_%283-5%29.svg.png) Union Flag of 1801 1801 (UK of GB & I) 1922 (UK of GB & NI) |