if there was a timeline between 1991 & 2001 and it had to represent key people in the hardcore / jungle / dnb scene especially involved with the whole london pirate radio scene who would be on it...
djs, mcs, promoters, stations etc etc....
1991 =
the breakbeat sound evolved from the acid house sound of hardcore kool fm first year as well the end of most illegal raves i think raindance went legit in that year 
1992 =
1992 was the year of pure cheese in hardcore
sl2 was in the charts seduction hardcore heaven got in the top 20
hardcore was was getting recognised world wide
pepole like hype,dougal,ss were getting gigs in switzerland Australia
don fm first year as well
1993 = 1993
great year events like one nation started
hyper d 's year this one the sound was changeing the term jungel and happy hardcore was getting used
1994 =
scene split to jungel and happy hardcore but dnb djs were still playing happy hardcore till end of 94 when happy hardcore change to the vocal sound
the year of quest at the clue club big year ratty and tango year as well jungle began to gain mainstream at the very end of 1994
shy fx in the charts
1996 =
jungle became drum and bass and the year of intelligent dnb kool fm started in brum
big year fabio and grooverider moved to radio 1and LTJ Bukem year as well
1997 =
year of hardstep roni size in the charts
1998 =
hyper d pass away the jump up sound was evolving
1999 =
worst in in dnb because how UK garage was getting bigger in uk
lot pepole were saying dnb was only in bristol lol bad year and the sound was very dark bk then
2000 =
shit year never like that year
2001 =
year of liquid funk kool fm in brum stoped
