に関わらず/に関わりなく => in spite of; regardless of ~ N2
に先立って => before; prior to ~ N2
に関して => about; regarding; related to ~ N3
に[先立「さきだ」]って/に[先立「さきだ」]ち/に[先立「さきだ」]つ => Before A occurs/takes place N2
Time, Situation
[関「かん」]して => About A, With relation to A N3
Considering, Concerning
に関わって => to relate to; to have to do with; relating to ~ N2
に先駆けて => prior to; to be the first (pioneer); being ahead of ~ N1
に[先駆「さきが」]けて => The earliest, very first in A; Ahead of A, in advance of A N1
Time, Situation