Answer:
Can be achieved in a car or as a position during conflict
What age most travelers have?
Soldiers fight it but never changes.
I have joy in bringing two together, but darning my existence! My life hangs by a thread, filled with ups, downs and resistance!
What has keys but no locks, Space but no room, You can enter but you canβt exit.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?