Supposition: it's possible after the "shock and awe" of the initial encounter, the person arrived to ask questions or deliver the purps new "orders"
If it were me?
I'd say it will be a celebratory parade.
If I were to amass troops for a domestic op, I'd do it when it's cold, use domestic (nat guard), and have it done before March (beginning of spring).
National days of importance seem to match actions. What days is the Pres. Day? But it's all armchair QB. Won't waste more time on it