The alliances helped cause world war 1 because when Franz Ferdinand the Archduke of Austria-Hungary was assassinated along with his wife it caused Austria-Hungary to declare w â¦ ar on Serbia.This was what set off the alliances and all hell broke loose.lliances caused World War 1 because when Austria-Hungary declared war on Serbia, both sides had many secret allies that they dragged with them into the war, causing WW1 inste â¦ ad of a small war between two countries.
1 There was a Â£50/month rental fee to rent the stairlift for longer than a year. 2  They did not rent curved lifts. 3  Stannah rented stairlifts for straight stairs starting at Â£57 a month; curved stairs from Â£148 a month.
Installing a special stair lift, such as ones installed on a spiral stairway or 90 degree turn stairway, may increase the cost to as much as $12,000. These prices include installation; most companies will include installation as part of the price of the chair lift.