Conversation so far:
What is the Democratic Defense?
Tatchell's book.
When was this book released?
published in 1985.
What was the book Democratic Defense about?
This outlined how defence of the United Kingdom might be assured after the nuclear disarmament that he and the Labour Party were then committed to.
What was his views and beliefs behind this?
the British military was still organised on an imperialist strategy of basing troops abroad rather than on a strategy of defending the UK itself against foreign attacks.
Did he try to do anything outside the book to help his views?
Citing the problems that the British army was facing in Northern Ireland, he argued that their long-established methods were ineffective against guerilla warfare.

Question: What other things did he argue about?
Self-contained rewrite: In addition to Peter Tatchell's views on the defence of the UK  and the inneffective methods of British army against guerrilla warfare in Norther Ireland,what other things did Peter Tatchell argue about?