In the following days , the government arrested Arrest three photographers , two bloggers , a lawyer and a politician , and prevented Preventing_or_letting human rights activists and journalists from entering Arriving the country , deported Removing an American teacher and reportedly encircled Besieging entire areas with barbed wire .

During the First World War , German troops constructed Building deep dugouts throughout the Butte and surrounded Surrounding it by several belts of barbed wire , making it a formidable defensive Defending position in advance of ( Gird Trenches to the British ) .

The conflict Hostile_encounter has been compared to World War I in terms of the tactics used , including large-scale trench warfare with barbed wire stretched across fortified defensive lines , manned machine guns posts , bayonet charges , Iranian human wave attacks , extensive use of chemical weapons by Iraq , and , later , deliberate attacks on civilian targets .

The British response to guerilla warfare was to set up Reforming_a_system complex nets of block houses , strong points , and barbed wire fences , partitioning off the entire conquered Conquering territory .

In June 1916 the British preliminary bombardment cut Removing much of the barbed wire protecting the Mametz defences and destroyed Destroying many of the trenches in the first position occupied by Reserve Infantry Regiment 109 of the 28th Reserve Division .

Obregón was able to utilize Using many tactical innovations from the Western Front in the First World War—namely trenches , barbed wire and machine guns—in the defense Defending .

The Austrians had the advantage of fighting Hostile_encounter from uphill positions barricaded with barbed wire which were able to easily resist Defending the Italian assault Attack .

Electrified cage walls , cacti , tables , light tubes , glass , thumbtacks , baseball bats , barbed wire and numerous other weapons and objects have been used Using in it .