75 - first world cup ever always memorable.
79 - The dominance of WI, Viv Richards innings in final.
83 - David Vs Goliath.
87 - don't know much about it maybe someone else can talk about this one.
92 - Pakistan comeback, imranks cornered tiger speech and Wasims spell. Miandad mocking more also for funny bit.
96 - sanath and kaluwitharna changing cricket forever, WI demise, Venkatesh Vs Aamir Sohail. Jadeja Vs Waqar. Kambli crying.
99 - Lance klusener, herchelle Gibbs drop catch, the most infamous runout in cricket history. BD defeating pakistan
2003 - Australian dominance. India's comeback to reach finals.
2007 - sad demise of Bob woolmer, India and Pakistan crashing out.
2011 - sachins dream come true, MSD six to win the final, Ireland chasing 330+, Mohali semi final biggest game ever between India and Pakistan. Yuvi's all round brilliance
2015 - New Zealand's blistering start, SA Vs NZ and Dale Steyns beating in semis, Mitchel starc destruction, Smith's innings.
2019 - So far on positive side only comeback of WI fast bowling. Rest of the tournament has been a disaster because of bad scheduling, bad umpiring, bails not getting dislodged, and worst of all so many important matches being washed out and would be washed out.
If the weather becomes better some memorable cricket needs to be played for fans to remember this world cup for the positives and not negatives.