Here is a short list of short URLs about the SPGB/WSM, including links to some of its publications, FAQs and a free subscription to the Socialist Standard:
Summer School 2017:
http://spgb.net/summerschool2017
World Socialist Movement homepage (http://www.worldsocialism.org)
http://spgb.net/wsm
Video: Party Election Broadcast, EU Elections 2014
http://spgb.net/videe
'What is Capitalism?'
http://spgb.net/capitalism
'An Inconvenient Question; Socialism & the Environment'
http://spgb.net/eco
'What's Wrong With Using Parliament?'
http://spgb.net/cmg
'Revolution or Reform?'
http://spgb.net/choice
'What is Socialism?'
http://spgb.net/socialism
Socialist Standard, Free 3 Month Subscription
http://spgb.net/3month
FAQ About Socialism and the World Socialist Movement
http://spgb.net/faq