Who was the president of the second continental
congress when the declaration of independence was written.

John Hancock

Explanation:

John Hancock was elected president of the Second Continental Congress in 1775. He was serving as president of Congress upon the declaration’s adoption on July 4, 1776, and is well known for signing the Declaration of Independence since he was the first member of Congress to sign the historic document.

well the lessons we can learn is how quickly our fragile freedoms can be overcome. mccarthy rose to power in 1950 of a tsunami of anti-communist hysteria, brandishing a lost of "known communists" in the state department, and held public trials to enhance his political clout. he had fallen from power but only when his attacks were against the u.s. army broadcast to millions of americans to their homes exposing his indecent persecution of the innocence of people. the senate censured him in december 1954 disgraced and discredited, he had died three years later at the age of 47..i hope my answer has you.. good day to you..