Caption: Old cartoons were not as violent as nowadays's cartoons.
What have I learnt in class: There are a higher levels of physical agression in childrens programmes ,also that the children usually tended to copy the negative behaviour they see on the television.
Supportive information for internet(1):
(...)"assessing the mode of violent acts portrayed in Looney Tunes slapstick cartoons, the researchers found that in 1930s ,out of 317 violent acts ,312 or 98.42% portrayed physical violence and five or 1.58% portrayed psychological violence. Next, in 1940s 500 or 93.11% out of 537 violent acts were physical violence,nine or 1.67% were verbal violence,ten or 1.86% were lethal violence and 18 or 3.55% were psychological violence."(...)
http://amic.org.sg/conference/AMIC2013/Full%20Papers/A4/RACIDON%20P.%20BERNARTE%20et.%20al.pdf