For the purposes of American law, "speech" is defined very broadly. It can apply to burning an American flag[0], plans for 3-D printed guns[1], and even bombmak

For the purposes of American law, "speech" is defined very broadly. It can apply to burning an American flag[0], plans for 3-D printed guns[1], and even bombmaking instructions[2]. Our Supreme Court has decided that corporations spending money[3], even in politics[4], is speech as well. The O'Brien test[5] is generally used to tell whether a law encroaches on 1A rights. [0]: https://en.wikipedia.org/wiki/Texas_v._Johnson https://en.wikipedia.org/wiki/Texas_v._Johnson [1]: http://joshblackman.com/blog/2018/07/10/doj-second-amendment-foundation-reach-settlement-in-defense-distributed-lawsuit/ http://joshblackman.com/blog/2018/07/10/doj-second-amendment... [2]: http://www.cs.cmu.edu/~dst/raisethefist/archive/abi.htm http://www.cs.cmu.edu/~dst/raisethefist/archive/abi.htm [3]: https://www.freedomforuminstitute.org/first-amendment-center/topics/freedom-of-speech-2/advertising-first-amendment-overview/ https://www.freedomforuminstitute.org/first-amendment-center... [4]: http://www.scotusblog.com/case-files/cases/citizens-united-v-federal-election-commission/ http://www.scotusblog.com/case-files/cases/citizens-united-v... [5]: http://law2.umkc.edu/faculty/projects/ftrials/conlaw/obrientest.html http://law2.umkc.edu/faculty/projects/ftrials/conlaw/obrient...