The Byzantine Emperor Michael VIII Palaiologos tried to exploit Control this situation to his favour and intervened Hindering in Bulgaria .

Simultaneously , Michael VIII incited Preventing_or_letting the Mongols to attack Attack from the north , forcing Hostile_encounter Ivaylo to fight Hostile_encounter on two fronts .

Michael VIII sent Sending two large armies in an attempt to turn Change the fortunes of the war , but they were both defeated Conquering by the Bulgarian rebels Hostile_encounter in the Balkan mountains .

The earthquake Catastrophe was 6.5 on the scale , with a maximum perceived Know intensity of VIII ( `` Moderate/Heavy '' ) on the Mercalli intensity scale .

The earthquake Catastrophe was measured at 7.1 on the Richter magnitude scale and the intensity of shaking in the epicentral region has been assessed Scrutiny from historical records as VIII ( `` Severe '' ) on the Modified Mercalli Scale .

The earthquake produced Manufacturing severe shaking Body_movement , registering Recording at VIII on the Mercalli scale in and around Christchurch .

On the north bank of the Ancre , the attack Attack of VIII Corps was a disaster , with large numbers of British troops being shot down in no man 's land .

The quake Catastrophe had a maximum perceived intensity of VIII ( `` Severe '' ) on the Mercalli intensity scale in the area closest to the epicenter .

Also during the day , USAAF VIII Bomber Command Mission 677 made Manufacturing PFF attacks Attack on Cologne marshaling yards at Gereon , Gremberg , and Eifelter ; as well as Euskirchen .

The attack Attack on the redoubt by part of the 29th Division of VIII Corps ( Lieutenant-General Sir Aylmer Hunter-Weston ) was a costly failure .

The success of the German defence Defending of the Hawthorn Ridge Redoubt crater contributed Giving to the failure of the British attack Attack on the rest of the VIII Corps front .

The earthquake Catastrophe was felt Perception_active in the capital Santiago at MM VII ( `` Very strong '' ) or MM VIII .

The offensive Hostile_encounter began Process_start when the British VIII Corps , with three armoured divisions , attacked Attack to seize Conquering the German-held Bourguébus Ridge , the area between Bretteville-sur-Laize and Vimont and to inflict maximum casualties Catastrophe on the Germans .

On 18 July , the British I Corps conducted Action an advance Cause_to_make_progress to secure Getting a series of villages and the eastern flank of VIII Corps and to the west , the II Canadian Corps launched Process_start Operation Atlantic , synchronised with Goodwood , to capture Conquering the rest of Caen south of the Orne River .

It registered Know a moment magnitude of 7.6 and had a maximum Mercalli intensity of VIII ( `` Severe '' ) .

With the Fourth Army in retreat Escaping , they continued to Amman , where they attacked Attack and captured Conquering a strong Ottoman rearguard of the Fourth Army 's VIII Corps , which fought Hostile_encounter a determined Deciding action .

A maximum Mercalli intensity of VIII ( `` Severe '' ) was assessed Check for several locations , though less intense shaking Motion was observed Know at many other locations in Washington , Oregon , and British Columbia .

The festival is historically based in the 16th century , under the reign of King Henry VIII .

The maximum intensity reached Arriving MM VIII in southwestern Oaxaca , and could be felt Perception_active strongly in Mexico City .