Final answer:
The last line suggests that nations should become imperialist powers because they will receive praise and recognition from their peers.
Step-by-step explanation:
The last line of the stanza from Rudyard Kipling's poem 'The White Man's Burden' suggests that nations should attempt to become imperialist powers
because they will receive praise and recognition from their peers as a result.
According to the stanza, taking on the 'burden' of imperialism brings about 'the lightly proffered laurel' and 'the easy, ungrudged praise.'