The Oldest Active Navy Ship Is A Century Old Russian Submarine Tender. For what it lacks in beauty it sure makes up for it in character, Russia's 100 year old Kommuna is the world's oldest active naval vessel. Launched as a submarine tender back 1915, this pre-Bolshevik Revolution relic continues to serve as a salvage ship and midget sub tender as part of Russia's Black Sea Fleet.
3. Cinnamon. The third answer to how to cause a miscarriage is cinnamon. Cinnamon is a naturally occurring abortifacient (a substance that causes miscarriage). When taken in the correct dosage, it causes uterine stimulation.
Most miscarriages occur in the first trimester for women of all ages, but studies show that the risk of miscarriage is high in cases of advanced maternal age. Here what plays a very important role, in preventing miscarriages in pregnancy, is a healthy hormonal system before pregnancy.