What ammendment gave 18-20 year olds the right to vote

Create a piece use function with at least two functions explain using complete sentences the steps of graphing the function. graph the functions

Prior to the 1948 presidential campaign, truman won back the support of labor unions by highlighting his opposition to the taft-hartley act. supporting the passage of the national security act. pushing for equal rights for african american citizens. opposing the strikes of railroad and mine workers.

Which act intended to regulate and trade?