Coastal batteries opened Openness fire , joined Cause_to_amalgamate by Spanish warships anchored at harbour , and drove Motion the attackers Attack back , causing Causation the British to lose grip over the blockade and allowing Preventing_or_letting several merchant convoys to slip in and out of the port .

In April Jervis shifted Change his gaze Perception_active to Tenerife upon hearing Know that Spanish treasure convoys from America arrived Arriving regularly at that island .

On 15 May , Cunningham signalled Communication that `` the passage through the Mediterranean was clear '' and that convoys from Gibraltar to Alexandria could be started Process_start at once .

Operation Military_operation Harpoon ( the Battle of Pantelleria ) was one of two simultaneous Allied convoys sent Sending to supply Supply Malta in the Axis-dominated central Mediterranean Sea in mid-June 1942 , during the Second World War .

In July 1940 , the air and sea blockade Besieging began Process_start , with the Luftwaffe mainly targeting Aiming coastal-shipping convoys , ports and shipping Sending centres , such as Portsmouth .

In the aftermath of the cyclone Catastrophe , convoys delivering Sending aid were hindered Hindering by the destruction Destroying .

To counter Attack the German submarines , the Allies moved Motion shipping into convoys guarded Defending by destroyers , blockades Besieging such as the Dover Barrage and minefields were laid , and aircraft patrols Patrolling monitored Scrutiny the U-boat bases .

The Tuscan garrison was heavily outnumbered , but received Receiving significant support from British Royal Navy forces who controlled Control the Mediterranean Sea and ensured Cause_to_make_progress that supplies reached Arriving the garrison and that French supply convoys were intercepted .

With the French forces withdrawn Escaping from the operation by the late summer of 1953 , Viet Minh Regiment 95 re-infiltrated Route One and resumed Process_start ambushes Attack of French convoys , retrieving weapons caches missed by the French forces .

To engage RAF Fighter Command , the `` Luftwaffe '' attacked Attack convoys in the English Channel .

British and German writers and historians acknowledge Statement that air battles were fought Hostile_encounter over the Channel between the Battle of France and Britain ; deliberate German attacks against British coastal targets and convoys began Process_start on 4 July .

Fighter Command could not protect Defending adequately the convoys ; the Germans sank several British and neutral ships and shot down Use_firearm a considerable number of British fighters .

The Royal Navy was forced Request to suspend Process_end the sailing Self_motion of large convoys in Channel waters and close it to ocean-going vessels until more protection could be arranged Arranging , which took Conquering several weeks .

From this position , they were able to shell Attack the road to the Gavia Pass and thus harass Attack the Italian supply convoys to the front line .

The blockade failed because two relief Assistance convoys entered Arriving unmolested—the first under Admiral George Rodney in 1780 and the second under Admiral George Darby in 1781—despite the presence of the Spanish fleets .

Seeking to eliminate any threat to valuable British merchant convoys passing through the Malacca Straits , Rear-Admiral Sir Edward Pellew determined Deciding in early 1806 that the Dutch naval forces based at Java , which included several ships of the line and three frigates , had to be defeated to ensure British dominance in the region .

The victory gave Giving Britain dominance over its European rivals in the eastern Pacific and western Indian Ocean , allowing free passage of British trade through the region and allowing British forces to focus on the one remaining threat to their merchant convoys in the Indian Ocean : the French islands of Île Bonaparte and Isle de France ( now Mauritius ) .

William Pitt came to Self_motion power and significantly increased Cause_change_of_position_on_a_scale British military resources in the colonies at a time when France was unwilling to risk large convoys to aid the limited forces that they had in New France , preferring to concentrate their forces against Prussia and its allies who were now engaged in the Seven Years ' War in Europe .

On 8 August 2014 , the United States reacted Response with airstrikes Attack on ISIL units and convoys in northern Iraq , which led to Causation a war of several countries against ISIL .

Linois had twice failed Agree_or_refuse_to_act to capture Conquering , or even seriously engage Hostile_encounter , large and valuable British merchant convoys on his cruise .

The French Navy sought to disrupt Hindering British trade by intercepting Know and capturing Conquering merchant ships with roving frigates , a strategy countered Response by protecting British convoys with heavier warships , particularly in European waters .