This is insurance that one takes out to protect your property and belongings against damage or loss. On a personal policy, this typically includes cover for your motor, the house, house contents, cell phone, laptop, jewellery ect. On a commercial policy, this will typically cover your building, plant & equipment, stock, goods in transit, vehicles, business interruption, etc. etc.
Long-term insurance is insurance that covers life-changing events, such as death, retirement, disability as well as investments. A monthly premium is paid over a long period of time until you die, or the long-term insurance policy matures at a specified date.