what does "political activity" mean?

The BIA made some comments in Matter of N-M-, 25 I&N Dec. 526 [2011]: why did applicant join the party? what was attractive about the party? -how often did he attend meetings? while at the meetings, did he speak? -how often did he invite others to attend? -how often did he attend public rallies? while at the rallies, did he speak or shout or chant slogans? -how often did he invite others to the rallies? -did he distribute literature about the coming rally? = did he speak out loud somewhere or anywhere? to whom? who was listening at the time? did passers-by listen? -did he ever write something political? where was it published? who read it? -did a newspaper ever publish anything he wrote? did anyone actually read the article in the newspaper?