There is no confirmed meaning, but anecdotal sources suggest that it's an acknowledgment of the duality of human interaction: in general, peace cannot exist without times of war.
The image of a dove holding a grenade is also a symbol used heavily by the band The Hollywood Undead.
Choosing a tattoo can be stressful because it's so long-term; a tattoo is so permanent. Making the wrong decision can be painful, costly and inconvenient.
There are so many factors to consider before making the final decision, including size, color, meaning, style and placement of the design as well as the artist you choose to help you get the tattoo you want.
The bottom line, however, is to take your time and get plenty of information about tattoos and the designs you might get before choosing. Here are some tips on how to choose the right tattoo shared by Tatring.com.