Answer:
1>Act of Union
2>800 Vikings (Norse)
Step-by-step explanation:
1 - Act of Union, (May 1, 1707), treaty that effected the union of England and Scotland under the name of Great Britain.
2 - 800 Vikings (Norse) began invading and plundering the island. 979 Manx parliament (Tynwald Court) was established and is, today, known as one of the oldest continuous parliaments in the world.
I hope it may help You! ❣❣
MrAlex!