the military's way of saying 3pm without starting an argument about whose 3pm.
means a global system of letter-coded time zones used mainly by militaries and aviation so everyone agrees on one moment regardless of local clocks.
from grew out of naval and aviation timekeeping needs in the early 20th century, formalized alongside nato's phonetic alphabet so forces from different countries could coordinate operations without converting time zones mid-crisis.
zulu time — utc zero, used in military and air traffic ops globally
d-day planning — 1944 allied invasion synced across zones using this system
nato exercises — multinational drills schedule strikes and moves in zulu time
gps timestamps — satellite systems broadcast time in a zulu-based standard