Here's the wiki for Pet peeve:

https://en.wikipedia.org/wiki/Pet_peeve

There's a lot of results that pop up when one searches for 'pet peeves [list]' on the internet. Fwiw, here's a list of 32 of my own:

1. People not walking single file when someone needs to pass;
2. People's misuse of cell phones and texting, instead of being sociable;
3. People talking loudly to someone else, as they pass by e.g. a stranger;
4. The grinding ratrace, e.g. people rushing to be first, on or off a bus, or crossing the street;
5. People ignoring leash laws;
6. People littering, especially if profusely (including their cigarettes, newspapers and animal waste);
7. Poor cutting of weeds and grass in Ottawa and banning of well-tested pesticides, besides water quality levels;
8. The use of salt or gravel instead of hot sand to treat icy sidewalks in Ottawa;
9. Unquestioning faith in unions, socialism or communism;
10. Poor or corrupt use of resources by politicians;
11. Unquestioning faith in science or atheism;
12. Poor or biased journalism or media;
13. Lack of good & mandatory civics classes in Canada;
14. Unquestioning faith in the common wisdom;
15. Poor manmade laws or institutions;
16. Poor or corrupt justice systems;
17. People taking the law into their own hands, especially physically;
18. Reduced sizing of products, sold at the same or higher prices (insults intelligence of the consumer, often who has little better option than to put up with it);
19. Banks (= fees), Credit Card companies and Insurance companies (I try to minimize contact with all these);
20. Telemarketers and spammers (plus swindlers and hackers);
21. Incorrect political correctness;
22. Under- or over-regulated capitalism;
23. Grossly underperforming CEOs etc. left in position;
24. Purely profit-driven corporate philosophy;
25. Style winning over substance, normally, in politics;
26. The results of poor parenting and/or spiritual guidance;
27. Professional protesters and anarchists;
28. Domestic or foreign impediments to Canada's development;
29. The mistreatment and denigration of Christianity in modern times;
30. The downplaying of reverse racism and reverse sexism;
31. The conflating of the terms bigotry and racism;
32. Knowing things may never be perfect, but knowing things could be much better (like 1950s) without even relying on clear miracles.

P.S.: A link re: the decade things really started going downhill:

https://en.wikipedia.org/wiki/1960s