80 years-Pearl Harbor
Dec 4 1941

Manila, Luzon Island

General Douglas MacArthur, commander of all American forces in the Philippines, orders his Air Corp commander Berenton to send reconnaissance air patrols to locate Japanese forces that may sail toward the Philippines Berenson, not wanting to risk his long-range bombers, sends fighter aircraft with a much shorter range.

Naval PBY Catalina flying boats confirm a large formation of troop transports in Cam Rahn Bay.

80 years-Pearl Harbor
Dec 3, 1941

Oahu, Hawaii:

British intelligence sources in Manila share their findings and conclusions with their American colleagues. It is confirmed that at least 30 Japanese ships are forming south out of Cam Rahn Bay.

Thread The British cable also confirms that since November 10,100,000 Imperial Japanese Army troops have been deployed in Indochina north of the Kra Peninsula.

80 years-Pearl Harbor
Dec 2, 1941

1600 nautical miles NW of Oahu:

What impressed Yamamoto about Chuichi Nagumo was his understanding of the importance of linking airpower with sea power.

Thread Since April, in command of the 1st Mobile Air Fleet, perhaps more by seniority than any grasp of carrier tactics, Nagumo was looked upon as a father figure by his men.

80 years—Pearl Harbor
Nov 29, 1941

Oahu, Hawaiian Island National Territories:

The cramped ship space of Pearl was not the only Naval knot in the stomachs of Hawaii's U.S. command.

The harbor was surrounded by heights from which anyone on a public road could view.

Thread And it was a lovely sight of the expanse of Oahu-- to the east, Diamond Head mountain overlooking Waikiki Beach and Honolulu, and to the west wall of the lochs of Pearl, whose mouth opened to the sea on the south edge of Oahu.

Since March, Takeo Yoshikawa has enjoyed the view

80 years- Pearl Harbor
28 Nov, 1941

Oahu, Hawaiian Islands:

The USS Enterprise slips out of Pearl Harbor with its escort ships, forming Task Force 8.

Thread TF 8 was ordered by Kimmel to deliver a dozen fighters from Marine fighter squadron VMF 211 to reinforce the squadron's fighters already operating on Wake Island.

Let me tell you about my friends on this #ShopSmallSat. This is a shop small thread:

As you know, @TheHistoryList is my favorite. 2021 marks 10 years, and thankful I’ve been a part in recent years.

They are more than a store, also a great website: thehistorylist.com One that is dear to my heart is @HistoryCampOff1. The Pursuit of History is a non-profit who brings history nerds together in fun and engaging ways. History Camps, History Camp Online, @ASummerRoadtrip, and more!

Consider donating or shopping: historycamp.org

80 years- Pearl Harbor
27 Nov 1941
Washington DC:

United States code breakers have been intercepting portions of Japanese diplomatic and military communications issued by the Japanese government through its chain of command.

Thread The communique decoded imply negotiations with the United States are failing and that after November 30, "things are automatically going to happen."