After creating the world, you will appear in a village that has a blacksmith.
In the forge chest, you can find some food and a lot of iron swords.
To get into the fortress with a portal, you need to find and break the path block. After that, go down the stairs, soon you will find a room with a portal.
When you find yourself in the Nether, you will be greatly surprised. You will successfully appear near the fortress and bastion, which merged into one structure. The bastion chest contains a golden armor with an explosion Resistance charm II, and in the destroyed portal there is a chest with an enchanted golden armor.