For study purposes, the First World War (1914-1918) is divided into 3 phases: War of Movement (1914) Position or Trench Warfare (1915-1917) Second Movement War/End Phase (1918) War of Movement (1914) In the first months of the war, the troop movement strategy was widely used for taking positions
smallpox It is an infectious disease caused by a virus, eradicated at the present time. Three variants are known (in apes, bovine and human), of which the last one is the one with the highest morbidity and mortality –up to 60%–, being associated with major physical sequelae in patients who did not d
The Siesta (detail), by Lawrence Alma-Tadema. 1868 • WIKIMEDIA COMMONS At Vth century BC. J.-C., the Ionian philosopher Diagoras de Melos assured that it was better to die than to succumb to the charms of opium, thus alerting to a now proven danger to health:drug addiction. His warnings, however
If soldiers and weapons are important in any war, history has shown that espionage, propaganda or sabotage, which are normally carried out behind enemy lines, are no less important. The Office of Strategic Services (OSS) in the US and the Special Operations Executive (SOE) in the United Kingdom they