Once you have enabled AI Servo mode and selected the correct focus points (if you want to adjust them from how the camera is currently set up), the only control you need is the shutter button -- just pressing this halfway will enable focus tracking on the focus points that are enabled.
The Social Security Act was enacted August 14, 1935. The Act was drafted during President Franklin D. Roosevelt's first term by the President's Committee on Economic Security, under Frances Perkins, and passed by Congress as part of the New Deal.
Ratified on January 29, 1919, the 18th Amendment went into effect a year later, by which time no fewer than 33 states had already enacted their own prohibition legislation. In October 1919, Congress passed the National Prohibition Act, which provided guidelines for the federal enforcement of Prohibition.Championed by Representative Andrew Volstead of Mississippi, the chairman of the House Judiciary Committee, the legislation was more commonly known as the Volstead Act.n October 1919, Congress passed the National Prohibition Act, which provided guidelines for the federal enforcement of Prohibition. Championed by Representative Andrew Volstead of Mississippi, the chairman of the House Judiciary Committee, the legislation was more commonly known as the Volstead Act.