Operation Castle became the highest-yield nuclear test series ever conducted by the United States.

Edinburgh Castle, headquarters of the fictional British Fourth Army during Operation Fortitude

During a similar operation in 1943, Operation Cockade, a fictional field army ( British Fourth Army ) had been created, head-quartered in Edinburgh Castle.

No single-stage U. S. version was tested, but the Union shot of Operation Castle, April 26, 1954, was a two-stage thermonuclear code-named Alarm Clock.

On March 1, 1954, the largest-ever U. S. nuclear test explosion, the 15-megaton Bravo shot of Operation Castle at Bikini, delivered a promptly lethal dose of fission-product fallout to more than of Pacific Ocean surface.

The effects of a moderate rain storm during an Operation Castle nuclear explosion was found to dampen, or reduce, peak pressure levels by approximately 15 % at all ranges.

Operation Dynamo took its name from the dynamo room in the naval headquarters below Dover Castle, which contained the dynamo that provided the building with electricity during the war.

Probably some talks took place at Wewelsburg Castle ; the only documented " Gruppenführer "( generals ')- meeting was held from 12 to 15 June 1941-one week before the beginning of Operation Barbarossa.

The division also gained its fourth Medal of Honor in the days following Operation Varsity, when Technical Sergeant Clinton M. Hedrick of the 194th Glider Infantry Regiment received the award posthumously after aiding in the capture of Lembeck Castle, which had been turned into a fortified position by the Germans.

Operation Castle test video

Operation Castle was a United States series of high-energy ( high-yield ) nuclear tests by Joint Task Force SEVEN ( JTF-7 ) at Bikini Atoll beginning in March 1954.

Operation Castle was considered by government officials to be a success as it proved the feasibility of deployable " dry fuel " designs for thermonuclear weapons.

AEC Authorization for Operation Castle

Operation Castle was charted to test four dry fuel designs, two wet bombs, and one smaller device.

Approval for Operation Castle was communicated to JTF-7 by Major General Kenneth D. Nichols, General Manager of the AEC, on 21 January 1954.

Operation Upshot-Knothole followed Operation Ivy and preceded Operation Castle.

The test series was notable as containing the first time an atomic artillery shell was fired ( Shot Grable ), the first two shots ( both fizzles ) by University of California Radiation Laboratory — Livermore ( now Lawrence Livermore National Laboratory ), and for testing out some of the thermonuclear components that would be used for the massive thermonuclear series of Operation Castle.

It was preceded by Operation Castle, and followed by Operation Wigwam.

Eisenhower and Strauss discuss Operation Castle, 1954.

Castle Bravo was the code name given to the first United States test of a dry fuel thermonuclear hydrogen bomb, detonated on March 1, 1954 at Bikini Atoll, Marshall Islands, as the first test of Operation Castle.

Reinhard Heydrich was killed after an attack by British trained Czechoslovak soldiers on behalf of the Czechoslovak government in exile in Operation Anthropoid, and knowledge from decoded transmissions allowed the U. S. to carry out a targeted attack, killing Japanese Admiral Isoroku Yamamoto while he was travelling by plane.

Adolf Hitler, meanwhile, was almost killed by his own officers, and survived various attempts by other persons and organizations ( such as Operation Foxley, though this plan was never put into practice ).

In 1986, U. S. President Ronald Reagan ( who survived an assassination attempt himself ) ordered the Operation El Dorado Canyon air raid on Libya in which one of the primary targets was the home residence of Libyan ruler Muammar Gaddafi.

It was soon used in combat — in March 1986 against a Libyan SA-5 site in the Gulf of Sidra, and then Operation Eldorado Canyon in April.

HARM was used extensively by the United States Navy and the United States Air Force for Operation Desert Storm during the Gulf War of 1991.

The occupation of these facilities in October 1943 was codenamed Operation Alacrity by the British.

The most recent overseas operation of the Navy was along the coast of Libya as part of Operation Unified Protector.

He was in command of all Allied ground forces during Operation Overlord from the initial landings until after the Battle of Normandy.

After Gott was killed flying back to Cairo Churchill was persuaded by Brooke, who by this time was Chief of the Imperial General Staff to appoint Montgomery, who had only just been nominated to replace Alexander as commander of the British ground forces for Operation Torch.

The conquest of Libya was essential for airfields to support Malta and to threaten the rear of Axis forces opposing Operation Torch.

The Battle of Peleliu, codenamed Operation Stalemate II, was fought between the United States and the Empire of Japan in the Pacific Theater of World War II, from September – November 1944 on the island of Peleliu, present-day Palau.

In 2002, it was a primary combat zone in Operation Defensive Shield, a major military offensive by the Israeli Defense Forces ( IDF ).

After the Taliban government was toppled during Operation Enduring Freedom, Rabbani returned to Kabul and served as a temporary President from November to December 20, 2001, when Hamid Karzai was chosen at the Bonn International Conference on Afghanistan.

For the next five years he and the Northern Alliance were busy fighting the Taliban until the 2001 US-led Operation Enduring Freedom in which the Taliban government was toppled.

Indeed, the final German blitzkrieg operation in the west, Operation Wacht am Rhein, was planned to take place during poor weather which grounded Allied aircraft.

By the summer of 1944 the reversal of fortune was complete and Operation Bagration saw Soviet forces inflict crushing defeats on Germany through the aggressive use of armour, infantry and air power in combined strategic assault, known as deep operations.

Germany's last offensive on its Western front, Operation Wacht am Rhein, was an offensive launched towards the vital port of Antwerp in December 1944.

Many historians now hold the position that blitzkrieg was not a military theory, and the campaigns conducted by the German military in 1939 to circa, 1942 ( with the exception of Operation Barbarossa ) were improvised invasions put together and modified at the last moment and therefore was not a proper military strategy.

It was only after the Battle of France German thinking reverted to the possibility of a blitzkrieg method for the Balkan Campaign and Operation Barbarossa.

It organized the mass murder of Polish elites in Operation Tannenberg.

After it was alleged that he organized what is known as the Munich Massacre during the 1972 Olympic Games, he was hunted by the Israeli Mossad during Operation Wrath of God.

TF-88 was organized solely to conduct Operation Argus.

Assigned by the Eisenhower administration, this military opposition was armed, trained and organized by the U. S. Central Intelligence Agency ( see Operation PBSUCCESS ).

Following Hurricane Katrina, Rex organized a series of community service initiatives in 2006 under the banner " Operation Pro Bono Publico.

* In 1989 during Operation Just Cause, the invasion of Panama, there was massive systematic looting including office towers organized by the Dignity Battalions.

In mid 1965, the American " civilian " aviation specialists secretly supplied to the Royalist government were organized into Air Operation Centers.

At the time of Operation Husky, the Allied air forces in the North African and Mediterranean Theater of Operations ( MTO ) were organized into the Mediterranean Air Command ( MAC ) under Air Chief Marshal Sir Arthur Tedder.

* Operation: Knightfall-19 years BBY-Formation of the Galactic Empire, beginning of the Great Jedi Purge, first organized dissent against Palpatine's rule within the Senate

MiGCAP during Operation Linebacker became highly organized and threefold:

* Kermit Roosevelt, Jr, career CIA organized Operation Ajax

Paktia was one of the last redoubts of organized Taliban resistance ; much of Operation Anaconda took place in Zurmat, one of Paktia's larger districts.

When D-Day for the invasion of North Africa ( Operation Torch ) arrived on 8 November 1942, 12th AF was organized as shown in the table below:

He also anticipated the era of artificial satellites and organized the members of Operation Moonwatch to track them.

The Game Developer UK Competition, organized by Scottish Enterprise in collaboration with the Scottish Games Alliance, Sony and Edge in 1998, accepted Net Yaroze entries ; the overall winner was Chris Chadwick for his game Blitter Boy: Operation Monster Mall.

In 1807, Sébastiani organized the defense of Constantinople during the Dardanelles Operation.

In addition to describing the role of the NSA and explaining how it was organized, the book exposed details of a massive eavesdropping operation called Operation Shamrock.

The cruiser was assigned to JTF 1, organized to conduct Operation Crossroads, atomic weapons tests in the Marshall Islands in the summer of 1946.

At the time of Operation Husky, the Allied air forces in the North African and Mediterranean Theaters were organized as the Mediterranean Air Command ( MAC ) under the command of Air Chief Marshal Sir Arthur Tedder of the Royal Air Force.

Operation Highjump ( OpHjp ), officially titled The United States Navy Antarctic Developments Program, 1946-1947, was a United States Navy operation organized by RADM Richard E. Byrd Jr. USN, ( Ret ), Officer in Charge, Task Force 68, and led by RADM Richard H. Cruzen, USN, Commanding Officer, Task Force 68.

During World War II the Qashqais organized resistance against the British and Soviet occupation forces and received some help from the Germans by the means of Operation Francois, once again becoming the major political force in southern Persia.

These submarines were organized in a Submarine Legion and complemented German U-boat operations as part of Operation Ursula.

* Operation FALCON, several dragnets for fugitives organized by the United States Marshals Service

Overall command of the Sicily invasion, called Operation Husky, was with British General Harold Alexander, and the British forces were organized under the British Eighth Army commanded by General Bernard Montgomery.