Bardiche Bardiche A bardiche , berdiche, bardische, bardeche,("long pollaxe") or berdish is a type of axe/pole weapon known in the 14th through 17th centuries in Europe. Ultimately a descendant of the medieval sparth (Danish axe), the bardiche proper appears around 1400, but there are numerous medieval manuscripts that depict very similar weapons beginning . The bardiche differs from the halberd in having neither a hook at the back nor a spear point at the top. Use of bardiches started in early 14th century Austria and in Scandinavia in the late 15th century. In the 16th century the bardiche became a weapon
Types of volcanic eruptions propels it forward. Phreatomagmatic eruptions are another type of volcanic eruption, driven by the compression of gas within magma, the direct opposite of the process powering magmatic activity. The third eruptive type is the phreatic eruption, which is driven by the superheating of steam via contact with magma; these eruptive types often exhibit no magmatic release, instead causing the granulation of existing rock. Within these wide-defining eruptive types are several subtypes. The weakest are Hawaiian and submarine, then Strombolian, followed by Vulcanian and Surtseyan. The stronger eruptive types are Pelean eruptions, followed by Plinian eruptions; the strongest eruptions are called