| Navy ships not under way also hoist and lower the union jack on the jackstaff, at the ship's bow, and at morning and evening colors. |
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| Navy ships not underway fly the union jack on the jackstaff. The union jack is also flown from a yardarm to denote that a general court-martial is in session. |
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| When at anchor or alongside, it is flown from the jackstaff at the bow of the ship. |
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| When a ship is underway, the Union Jack is only flown from the jackstaff when the ship is dressed for a special occasion, such as the Queen's official birthday. |
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