Why were “head logs” used? in the civil war

During the American Civil War the period in which a field work's defenders were exposed to well aimed hostile fire increased as the distance between opposing entrenched lines became compressed.

he believed that congress would be better not dealing with "lobbyists", or people who seek to influence (a politician or public official) on an issue, since historically, they had problems with these kinds of people. he thought lobbying produces benefits, but should be carefully monitored.