However, the Vikings lacked both the equipment necessary to undertake a siege against the burh and a developed doctrine of siegecraft, having tailored their methods of fighting to rapid strikes and unimpeded retreats to well defended fortifications.

However, slow phosphor has the negative side-effect of causing image smearing and blurring when there is a large amount of rapid on-screen motion occurring.

However, rapid technological advances and worldwide participation accelerated the completion date to 2003 ( making it a 13 year project ).

However, given the rapid progress in the industry they are working on a more in depth study to be concluded in May 2012.

However, the classification as a metro or rapid rail can be difficult as both may typically cover a metropolitan area exclusively, run on separate tracks in the centre, and often feature purpose-built rolling stock.

However, their effectiveness in humans has not been established, and is limited by poor absorption into cells and rapid excretion.

However, the rapid growth of the world's population and its increased concentration often in hazardous environments has escalated both the frequency and severity of natural disasters.

However, German unification in 1870 stimulated consolidation, nationalisation into state-owned companies, and further rapid growth.

However, this treatment is not optimal in other forms such as reactive hypoglycemia, where rapid carbohydrate ingestion may lead to a further hypoglycemic episode.

However, these same features made Windows NT perfect for the LAN server market ( which in 1993 was experiencing a rapid boom, as office networking was becoming common ).

However, German unification in 1870 stimulated consolidation, nationalisation into state-owned companies, and further rapid growth.

However, the rapid post-war economic development of the East Asian Tigers, India, the People's Republic of China, along with the collapse of the Soviet Union, have loosened European and North American influence in Asia, generating speculation today about the possible re-emergence of India and China as superpowers.

However, the rapid changes saw millions of people sent to correctional labour camps, and deported and exiled to remote areas of the Soviet Union.

However, during the bebop era, the rapid tempo and complicated chord progressions made it increasingly harder to play " by ear.

However, the rush to complete this rapid expansion scheme resulted in the deaths of 997 personnel and another 700 wounded.

However, spies and others whose secrets must be guarded may have an induced allergy to fast-penta and rare few people are naturally allergic ; in both cases using the drug on allergic person results in rapid death from anaphylactic shock.

However, prompted by grain shortage in 1928, Stalin reversed himself and proposed a program of rapid industrialization and forced collectivization because he believed that the NEP was not working fast enough.

However, the rapid development ( 8 % of increase of passengers served at Polish airports in 2008 compared to 2007 ) of the unsaturated market and the existence of vast areas of land, not covered by airports within 100 kilometers of journey, allow to assume that many new airports could be necessary to properly serve this land pupulated by appox.

However, the punctuational equilibrium model may still be inferred from both the observation of stasis and examples of rapid and episodic speciation events documented in the fossil record.

However, with the rapid growth of technology jobs in the San Francisco Metropolitan area, the traditional boundaries of Silicon Valley have expanded North to include the rest of San Mateo County, San Francisco County as well as parts of Marin County.

However, the city boasts an excellent public transit system using a fleet of modern buses, and is beginning to plan for a rapid transit link to the western communities.

However, many wildebeest populations are experiencing rapid declines.

However, his successor, George Grey, promoted rapid cultural assimilation and reduction of the land ownership, influence and rights of the Māori.

However, although food imports fell significantly between 1932 and 1937, Germany's rapid rearmament policy after 1935 proved contradictory to the Nazi Party autarkic ambitions and imports of raw materials rose by 10 % over the same period.

However, in 1168 the Fatimids under the leadership of Vizier Shawar set fire to Fustat to prevent Cairo's capture by the Crusaders.

However, since Gabon has no patrol boats, foreign trawlers ( especially French and Spanish ) often illegally capture tuna in Gabonese waters.

However, armed forces under Robert Clive later recaptured Calcutta and then pressed on to capture the French settlement of Chandannagar in 1757.

However, the Pueblo capture and EC-121 shootdown did not find approval in Moscow, as the Soviet Union did not want a second major war to erupt in Asia.

However, even a capture cannot guarantee Player B's safety ; usually Player A can replace the piece of the tessera captured and Player B will be in the same predicament — but very probably without the benefit of a pair to capture.

However, the piece played by Player B to capture the pair from Player A may also form a tessera for Player B, thus turning the tables for more than a moment.

However, many writers and scholars have noted that this basic ' belief in god ' definition fails to capture the diversity of religious thought and experience.

However, like Trajan over a century before, he was unable to capture the fortress of Hatra even after two lengthy sieges.

However, he returned a year later with a vengeance and won a victory which ended in the fifth and final capture of the city by the Romans in 299.

However these categories overlap as still cameras are often used to capture moving images in special effects work and many modern cameras can quickly switch between still and motion recording modes.

However, on December 1, headquarters ordered the Central China Area Army and the 10th Army to capture Nanking, then-capital of the Republic of China.

However, Gen. Horrocks ' XXX Corps ground force's advance was delayed by the demolition of a bridge over the Wilhelmina Canal, as well as an extremely overstretched supply line, at Son, delaying the capture of the main road bridge over the Meuse until 20 September.

( However, Quidditch Through The Ages describes an instance in which the team captains agreed to end the game without the capture of the Snitch, as the game had gone on for several months, and the captains were unhappy with their respective Seekers ' performances.

However, fennec foxes are considered very difficult to capture, and reports of predators other than the eagle owl are considered to be anecdotal and questionable.

However this name has failed to capture political support in the province.

However, the Song China was difficult to conquer because of the strategic location of Xiangyang, hence a vital position for Kublai to capture and hold.

However, the density operator of a mixed state does not capture all the information about a mixture ; in particular, the coefficients p < sub > j </ sub > and the kets ψ < sub > j </ sub > are not recoverable from the operator ρ without additional information.

However, no film exists of Nijinsky dancing ; Diaghilev never allowed the Ballets Russes to be filmed, because he felt that the quality of film at the time could never capture the artistry of his dancers, and that the reputation of the company would suffer if people saw it only in short jerky films.

However, they stopped during their march to capture a small fortress at Countisbury Hill, held by a Wessex ealdorman named Odda.

However, Wadsworth reveals himself as an FBI agent with the night's activities set up to spy on Mrs. Peacock's activities, believing her to be taking bribes by foreign powers, and the police quickly capture her as she flees.

However, the capture of the Plain of Jars and other territory in Laos, as well as five provinces in northeastern Cambodia, allowed the North Vietnamese to reopen the Ho Chi Minh Trail.

However, the Ottoman advance was halted after they failed to capture Vienna in 1529.

However, under the influence of Theodore, Michael rejected the peace terms offered by Krum and provoked the capture of Mesembria ( Nesebar ) by the Bulgarians.