The Truman Doctrine arose from a speech delivered by President Truman before a joint session of Congress on March 12, 1947.
Positive First. When installing a mower battery, always connect the positive cable first. The positive cable is red. It attaches to the battery terminal post marked with a plus sign, the letter P or the word POS. Attach the negative cable last. The negative cable is black.
The terminal that's connected to a metal part of the vehicle is the negative terminal. Typically the positive terminal will have wires running to the starter, the alternator, and often an under-hood electrical or fuse box.ollow the wires back, if the wire goes from the alternator to the terminal and then onto the fusebox you've found your positive. If your wire goes from the chassis/ground to the terminal then you've found your negative.