sentences:  The Portuguese, who did a lot of fighting aboard ships and river craft, valued a more compact gun, and thus this type of matchlock guns were very popular.The Malay gunfounders, compared as being in the same level with those of Germany, quickly adapted these new firearms, and thus a new type of arquebus, the istinggar, appeared.One theory of how gunpowder came to Europe is that it made its way along the Silk Road through the Middle East; another is that it was brought to Europe during the Mongol invasion in the first half of the 13th century.