Bardiche invented by King Jan III Sobieski). Another use of the bardiche was for execution. 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
Types of volcanic eruptions Types of volcanic eruptions Several types of volcanic eruptions—during which lava, tephra (ash, lapilli, volcanic bombs and volcanic blocks), and assorted gases are expelled from a volcanic vent or fissure—have been distinguished by volcanologists. These are often named after famous volcanoes where that type of behavior has been observed. Some volcanoes may exhibit only one characteristic type of eruption during a period of activity, while others may display an entire sequence of types all in one eruptive series. There are three different types of eruptions. The most well-observed are magmatic eruptions, which involve the decompression of gas within magma that