Illegal immigration to the UK is a threat to community cohesion

Section 3(1)(a) of the Immigration Act 1971 states that, persons who are not British Citizens shall not enter the UK unless given leave in accordance with provisions in Immigration Act 1971 or made under that act.
Entry without leave is a breach of section 3(1)(a) and therefore constitutes illegal Entry as defined by section 33(1) of the Immigration Act 1971 (as amended by the 1996 Asylum and Immigration Act).
Under section 24 (B1) of the Immigration Act 1971, a person who a) requires leave To enter the United Kingdom and, b) knowingly enters the UK without such leave, Commits an offence which is triable both ways.
A person who commits this offence, on summary conviction in England and Wales,
To imprisonment for a term not exceeding 12 months or a fine, or both.
A person who commits this offence, on summary conviction in England and Wales,
to imprisonment for a term not exceeding 12 months or a fine, or both.