The close connection between calls for religious revival and campaigns for social reform in the 1830´s and 1840´s was the movement known as Second Great Awakening in the 1830´s which brought all the revivals; this served as one of the basis for the Reform Movement of the 1840´s; which had great impact on the American Labor Movement and Child Labor reform.
Answer:
it is depending on what mouthpiece you're talkin about mouthpiece can be for an instrument or something like that a microphone can be used as a little hook to put on your shirt those mini microphones that can be a mouthpiece or mouthpiece that football players can put in their mouth to protect their teeth
She lead over 300 slaves away from mayrland..... Hope this helps :3