On Saturday, Dec 23rd, 1972, the world premiere of John and Yoko's seventy-minute film takes place on American TV. The final edit version was from more than 40,000 feet of film taken by the Lennons.

The answer is: Imagine

Explanation:

The Lennons released the televison film on American TV on Dec 23rd, 1972. The film was produced in 1971 from their Tittenhurst Park house in Ascot, the United Kingdom. The film's name was after John Lennon's famous 1971 album Imagine. The film originally ran for 70 minutes. The later versions were trimmed to 55 minutes.

zheng he was a chinese explorer who lead seven great voyages on behalf of the chinese emperor. his seven total voyages were diplomatic, military, and trading ventures, and lasted from 1405 – 1433. however, most historians agree their main purpose was to promote the glory of ming dynasty china.

explanation:

then its a law the end