Yes .
No, a Chilean citizen does need a visa to travel to the UK. You can check by yourself by going to http://www.ukvisas.gov.uk/en/
Yes, a US citizen needs a visa to travel to Russia.
Yes, an Indian citizen needs a visa to travel to Jamaica.
Yes, a US citizen does not need a visa to travel to London for stays up to 6 months.
Yes, a European citizen needs a visa to travel to the USA, unless they are eligible for the Visa Waiver Program.
NO
No
No
Yes, a visa is required.
Yes, a visa is required.
Yes, a US citizen does not need a visa to travel to Germany for stays of up to 90 days for tourism or business purposes.
Yes.