It is interesting that in this discussion of "offensive flags", there is no mention of the "rainbow flag" being used in a simulation of the raising of the flag on Iwo Jima. This is surely not offensive.

There certainly are such similarities in the heroic efforts being memoralized


Google Image Result for https://s-media-cache-ak0.pinimg.com/736x/3e/0d/65/3e0d651d2492ada89d2fb35a4726ca5e.jpg