What is a Keystone? New Q Post #2637 This post signifies the final piece of the puzzle for the Military Tribunals coming up soon. All these legal and Military men (top post resignations) will become Judges in the tribunals.... "the final piece placed during construction and locks all the stones into position". See the description of a "Keystone" below. Q !!mG7VJxZNCI ID: 28b403 No.4400956  📁 Dec 20 2018 21:02:56 (EST) NEW Rogers departure. Intel. Sessions departure. Law. Kelly departure. Warfare/MIL Mattis departure. Warfare/MIL Notice a pattern? Q Keystone (architecture) - Wikipedia  https://en.wikipedia.org/wiki/Keystone_(architecture)  A keystone (also known as capstone) is the wedge-shaped stone piece at the apex of a masonry arch, or the generally round one at the apex of a vault. In both cases it is the final piece placed during construction and locks all the stones into position, allowing the arch or vault to bear weight.