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, the lower-class foot soldiers continued to think of Adhemar as a leader ; some of them claimed to have been visited by his ghost during the siege of Jerusalem, and reported that Adhemar instructed them to hold another procession around the walls.

However, by the end of the Siege the fortress and its heroic response to the siege was now acquiring a sort of cult status amongst the population in Britain and no exchange however attractive, was likely to be acceptable.

However, although the use of hastily improvised fireships is mentioned during the 1203 siege of Constantinople by the Fourth Crusade, no report confirms the use of the actual Greek fire.

However, James ' successor as leader of the Jerusalem church, Simeon, is not, in tradition, appointed till after the siege of Jerusalem in AD 70, and Eusebius ' notice of Simeon implies a date for the death of James immediately before the siege, i. e. about AD 69.

However, the account of Josephus differs from that of later works by Hegesippus, Clement of Alexandria, and Origen, and Eusebius of Caesarea that it simply has James stoned while the others have other variations such as having James thrown from the top of the Temple, stoned, and finally beaten to death by laundrymen as well as his death occurring during the siege of Jerusalem in AD 69.

However, John Painter states that placing the blame for the siege of Jerusalem on the death of James is perhaps an early Christian invention that predates both Origen and Eusebius and that it likely existed in the traditions to which they were both exposed.

However, at Khe Sanh a mere 14 years later, advances in air power allowed the United States to withstand the siege.

However, later constructions known as battery-towers took on a similar role in the gunpowder age ; like siege-towers, these were built out of wood on site for mounting siege artillery.

However, the story is almost certainly untrue ; during the siege, which lasted only one month, no battering rams were used, although many cannons were.

However, while the siege was ongoing the Emperor was assassinated.

However, the enemy's overwhelming numbers rendered resistance hopeless, and after a ten-day siege the city was taken and most of the defenders put to the sword.

However part of the Gaza Strip borders Egypt, so any siege would require Egyptian compliance.

However, Wei generals correctly saw the situation and simply let Sun Quan siege Hefei.

However, in 1114, an expedition of Pisans and Catalans overran the island, laying siege to Palma for eight months.

However, the walls did not prevent the Ottoman army from overrunning the city in 1645 after just two months ' siege.

However, Judas and many of his supporters manage to escape the siege.

However, Song had expected a trebuchet siege, and made preparations beforehand.

However, after the siege of Haarlem was lost, the Spanish army restored Roman Catholic iconography.

However, these attackers were unable to take Constantinople thanks to the walls, which had been rebuilt and reinforced in the reign of Theodosius II and against which they possessed no suitable siege engines.

However, he then marched back with his remaining troops to the continuing French siege of Saint-Omer, where he put in more reinforcements and then entrenched himself so securely in the vicinity that the French found it impossible to continue the siege and gave up.

However, he then marched back with his remaining troops to the continuing French siege of Saint-Omer, where he put in more reinforcements and then entrenched himself so securely in the vicinity that the French found it impossible to continue the siege and gave up.

However, research in communication has shown that confusion can lend legitimacy to research when persuasion fails.

However, it is argued that this approach fails to properly define euthanasia, as it leaves open a number of possible actions which would meet the requirements of the definition, but would not be seen as euthanasia.

" However, in his review for the Chicago Reader, Dave Kehr, wrote " it fails to satisfy – it gives us too little of too much.

However, this equation becomes increasingly inaccurate at higher pressures and lower temperatures, and fails to predict condensation from a gas to a liquid.

However, this usage fails to differentiate between despotic and democratic forms of government.

However, one objection is that it fails to explain why female giraffes also have long necks.

However, it fails to account for one of the main differences between quantum mechanics and classical mechanics, that is, the effects of measurement.

However, as Feynman points out, it fails totally to explain why particles such as the electron have the masses they do.

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, Deckard takes the Voight-Kampff test and it fails to indicate that he is an android.

However, all these critics have claimed that sociobiology fails on scientific grounds, independent of their political critiques.

However, these may all be different if the axiom of choice fails.

However, if a parent fails to call, the zombie will be left in the process table.

However, it fails in its early promise to set up a new Scottish dramatic tradition.

However, he fails to destroy the strength of Islam in Central Asia.

However, this approach fails at short distances of the order of the Planck length, where a more complete theory of quantum gravity ( or a new approach to quantum mechanics ) is required.

However, if the device being monitored fails completely or locks up, it won't throw an alarm and the problem will not be detected.

However, as noted above, such a characterization fails to explain many central phenomena of the mass-count distinction.

However after his plan fails, Lang and Hendrikson are captured and put in Rainbow's custody.

However, it is also common for it to go undiagnosed for several years, typically until the girl reaches the age of puberty / adolescence and she fails to develop properly

However, this theory fails to account for the existence — even in the earliest recorded examples of scatting — of free improvisation by the vocalist.

However, the same mechanism, which involves coumaric acids, initiates about 15 minutes after damage, and fails to switch off in harvested tubers.

However, this definition of an account fails as by getting to know the differentness of an object, you have to acquire knowledge about it.

However, he does not evacuate in time and Dooku orders the droids to destroy his base, though the attempt fails.