To dream that you see a gorilla indicates that you could be a bit rambunctious. You may be making up for your firm and unyielding demeanor in your waking life. This dream may also indicate your primitive instincts, your outgoing adventurousness, or some sexual energy that needs an outlet.
To dream about a baboon is an indication that you need to articulate how you feel in a clearer manner. It might also mean that you are describing those feelings improperly.
To see apes in your dream represents dishonesty, maliciousness, and lies. It may also mean that you are becoming irrational and unreasonable. You should step back, take a deep breath, and focus. The ape may also symbolize your inhibitions and passion, especially in sexual matters.
To dream of being assassinated indicates a situation that has no optimism or chance of success and requires your instant consideration and effort.
To dream that you've witnessed an assassination means that you must pay closer attention to small details. The seemingly inconsequential things are typically important.