Gerald thinks that nothing much has really changed in his relationship with Sheila. Yet he's deluding himself. He may not have changed, alright, but things between him and Sheila most certainly have. Although genuinely moved by the death of Alice Renton (a.k.a. Eva Smith), he cannot emerge beneath the shadow of his domineering father. He knows that without his father's money he simply won't be able to make it on his own.
Britain's imperialist practices were often only great for Britain, not for the colonies, which was seen in the US, India, China, and many many other colonies which were on the verge of disaster because of imperialist ruling.
The narrator saved him from being shot by his friends and brought it for his wife as a gift. He slowly became more friendly with everyone there- the narrator's family, the tenants and other animals in the house.
hope this helps ^^
Humans need to eat and drink in order to survive, therefore it against natural law to deprive oneself of food and water, as natural law says that species must survive.